[exporter/datadogexporter] Migrating datadog exporter to use aws sdk v2 (open-telemetry#36797)

<!--Ex. Fixing a bug - Describe the bug and how this fixes the issue.
Ex. Adding a feature - Explain what this achieves.-->
#### Description
Migrating datadog exporter to use aws sdk v2

<!-- Issue number (e.g. open-telemetry#1234) or full URL to issue, if applicable. -->
#### Link to tracking issue
refer to open-telemetry#36699 

<!--Describe what testing was performed and which tests were added.-->
#### Testing
passes tests.
updated mock client implementations to support the new SDK interfaces.

<!--Describe the documentation added.-->
#### Documentation
no need to update.

<!--Please delete paragraphs that you did not use before submitting.-->

Author: LZiHaN

connector/datadogconnector/go.mod

@@ -115,7 +115,20 @@ require (
 	github.com/alecthomas/participle/v2 v2.1.1 // indirect
 	github.com/antchfx/xmlquery v1.4.3 // indirect
 	github.com/antchfx/xpath v1.3.3 // indirect
-	github.com/aws/aws-sdk-go v1.55.5 // indirect
+	github.com/aws/aws-sdk-go-v2 v1.32.7 // indirect
+	github.com/aws/aws-sdk-go-v2/config v1.28.6 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.47 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.22 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ec2 v1.196.0 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.12.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.12.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.24.7 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.28.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.33.2 // indirect
+	github.com/aws/smithy-go v1.22.1 // indirect
 	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/briandowns/spinner v1.23.0 // indirect
@@ -165,7 +178,6 @@ require (
 	github.com/iancoleman/strcase v0.3.0 // indirect
 	github.com/imdario/mergo v0.3.16 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0 // indirect

connector/datadogconnector/go.sum

@@ -38,7 +38,7 @@ require (
 	github.com/DataDog/opentelemetry-mapping-go/pkg/quantile v0.22.0
 	github.com/DataDog/sketches-go v1.4.6 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.25.0
-	github.com/aws/aws-sdk-go v1.55.5
+	github.com/aws/aws-sdk-go v1.55.5 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0
 	github.com/google/go-cmp v0.6.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/connector/datadogconnector v0.117.0
@@ -91,6 +91,10 @@ require (
 )
 
 require (
+	github.com/aws/aws-sdk-go-v2 v1.32.7
+	github.com/aws/aws-sdk-go-v2/config v1.28.6
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.22
+	github.com/aws/aws-sdk-go-v2/service/ec2 v1.196.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/pkg/datadog v0.117.0
 	go.opentelemetry.io/collector/component/componenttest v0.117.0
 	go.opentelemetry.io/collector/consumer/consumererror v0.117.0
@@ -157,6 +161,16 @@ require (
 	github.com/antchfx/xmlquery v1.4.3 // indirect
 	github.com/antchfx/xpath v1.3.3 // indirect
 	github.com/armon/go-metrics v0.4.1 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.47 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.12.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.12.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.24.7 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.28.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.33.2 // indirect
+	github.com/aws/smithy-go v1.22.1 // indirect
 	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bmatcuk/doublestar/v4 v4.7.1 // indirect

exporter/datadogexporter/go.mod

@@ -127,6 +127,20 @@ require (
 	github.com/antchfx/xpath v1.3.3 // indirect
 	github.com/armon/go-metrics v0.4.1 // indirect
 	github.com/aws/aws-sdk-go v1.55.5 // indirect
+	github.com/aws/aws-sdk-go-v2 v1.32.7 // indirect
+	github.com/aws/aws-sdk-go-v2/config v1.28.6 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.47 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.22 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.25 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ec2 v1.196.0 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.12.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.12.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.24.7 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.28.6 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.33.2 // indirect
+	github.com/aws/smithy-go v1.22.1 // indirect
 	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/briandowns/spinner v1.23.0 // indirect