Bump actions/checkout from 2 to 3 (#699)

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](https://github.com/actions/checkout/compare/v2...v3)

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

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/automerge-bot.yml

@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install dependencies
         run: pip install PyGithub
       - name: Automerge and update

.github/workflows/build.yml

@@ -31,7 +31,7 @@ jobs:
       DAPR_CLI_REF:
       DAPR_REF:
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up OpenJDK ${{ env.JDK_VER }}
       uses: actions/setup-java@v3
       with:
@@ -45,14 +45,14 @@ jobs:
       with:
         go-version: ${{ env.GOVER }}
     - name: Checkout Dapr CLI repo to override dapr command.
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       if: env.DAPR_CLI_REF != ''
       with:
         repository: dapr/cli
         ref: ${{ env.DAPR_CLI_REF }}
         path: cli
     - name: Checkout Dapr repo to override daprd.
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       if: env.DAPR_REF != ''
       with:
         repository: dapr/dapr
@@ -123,7 +123,7 @@ jobs:
       GPG_KEY: ${{ secrets.GPG_KEY }}
       GPG_PWD: ${{ secrets.GPG_PWD }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up OpenJDK ${{ env.JDK_VER }}
         uses: actions/setup-java@v3
         with:

.github/workflows/validate.yml

@@ -42,7 +42,7 @@ jobs:
       DAPR_CLI_REF:
       DAPR_REF:
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up OpenJDK ${{ env.JDK_VER }}
         uses: actions/setup-java@v3
         with:
@@ -56,14 +56,14 @@ jobs:
         with:
           go-version: ${{ env.GOVER }}
       - name: Checkout Dapr CLI repo to override dapr command.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         if: env.DAPR_CLI_REF != ''
         with:
           repository: dapr/cli
           ref: ${{ env.DAPR_CLI_REF }}
           path: cli
       - name: Checkout Dapr repo to override daprd.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         if: env.DAPR_REF != ''
         with:
           repository: dapr/dapr