chore(deps): bump actions/checkout from 2 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -8,7 +8,7 @@ jobs:
   docs:
     runs-on: ubuntu-18.04
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Setup Node.js
       uses: actions/setup-node@v2
       with:

.github/workflows/lint.yml

@@ -8,7 +8,7 @@ jobs:
   lint:
     runs-on: ubuntu-18.04
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Setup Node.js
       uses: actions/setup-node@v2
     - name: Install dependencies

.github/workflows/reviewdog.yml

@@ -5,7 +5,7 @@ jobs:
     name: runner / tsc
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: EPMatt/reviewdog-action-tsc@v1
         with:
           # Change reviewdog reporter if you need

.github/workflows/unit.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v2
         with: