DOCSP-30865: Removes description from metadata directive (#4436)

Author: sarah-olson-mongodb

source/core/timeseries-collections.txt

@@ -13,7 +13,6 @@ Time Series
    :class: singlecol
 
 .. meta::
-   :description: Time series, IOT, time series analysis, time series data, time series db
    :keywords: Time series, IOT, time series analysis, time series data, time series db
 
 Time series data is a sequence of data points in which insights are

source/core/timeseries/timeseries-automatic-removal.txt

@@ -14,7 +14,6 @@ Set up Automatic Removal for Time Series Collections (TTL)
    :class: singlecol
 
 .. meta::
-   :description: Time series, IOT
    :keywords: Time series, IOT
 
 When you create a :ref:`time series collection

source/core/timeseries/timeseries-build-materialized-views.txt

@@ -13,7 +13,6 @@ Build Materialized Views on Top of Time Series Data
    :class: singlecol
 
 .. meta::
-   :description: Time series, IOT
    :keywords: Time series, IOT
 
 Materialized views on time series data are useful for:

source/core/timeseries/timeseries-granularity.txt

@@ -13,7 +13,6 @@ Set Granularity for Time Series Data
    :class: singlecol
 
 .. meta::
-   :description: Time series, granularity, IOT
    :keywords: Time series, granularity, IOT
 
 When you create a time series collection, MongoDB automatically creates
@@ -191,4 +190,4 @@ values.
 .. note::
 
    To modify the granularity of a **sharded** time series collection,
-   you must be running MongoDB 6.0 or later.
+   you must be running MongoDB 6.0 or later.

source/core/timeseries/timeseries-limitations.txt

@@ -13,7 +13,6 @@ Time Series Collection Limitations
    :class: singlecol
 
 .. meta::
-   :description: Time Series, IOT
    :keywords: Time Series, IOT
 
 This page describes limitations on using :ref:`time series collections

source/core/timeseries/timeseries-migrate-data-into-timeseries-collection.txt

@@ -13,7 +13,6 @@ Migrate Data into a Time Series Collection
    :class: singlecol
 
 .. meta::
-   :description: Time series, IOT
    :keywords: Time series, IOT
 
 To migrate data from an existing collection into a :ref:`time series
@@ -261,4 +260,4 @@ performance and resolve the log warning.
    MongoDB logs a warning and prevents some query optimizations from 
    using the internal index. :ref:`Create a secondary index <timeseries-add-secondary-index>` 
    on the ``timeField`` to regain query performance and resolve the log 
-   warning.
+   warning.

source/core/timeseries/timeseries-secondary-index.txt

@@ -13,7 +13,6 @@ Add Secondary Indexes to Time Series Collections
    :class: singlecol
 
 .. meta::
-   :description: Time series, IOT
    :keywords: Time series, IOT
 
 To improve query performance for :term:`time series collections <time