chore(deps): update actions/checkout action to v3 (#1392)

Co-authored-by: Jeffrey Rennie <[email protected]>

Author: renovate-bot

synthtool/gcp/templates/node_library/.github/workflows/ci.yaml

@@ -11,7 +11,7 @@ jobs:
       matrix:
         node: [10, 12, 14, 16]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           node-version: ${{ '{{' }} matrix.node {{ '}}' }}
@@ -29,7 +29,7 @@ jobs:
   windows:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           node-version: 14
@@ -40,7 +40,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           node-version: 14
@@ -49,7 +49,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           node-version: 14

synthtool/gcp/templates/python_notebooks_testing_pipeline/.github/workflows/ci.yaml

@@ -9,7 +9,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v3
     - name: Fetch pull request branch
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0      
     - name: Fetch base main branch