chore(deps): pin dependencies (#659)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/checkout](https://redirect.github.com/actions/checkout) |
action | pinDigest | -> `692973e` |
| [actions/setup-node](https://redirect.github.com/actions/setup-node) |
action | pinDigest | -> `1e60f62` |
|
[ad-m/github-push-action](https://redirect.github.com/ad-m/github-push-action)
| action | pinDigest | -> `d91a481` |

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.github/workflows/pr-checks.yaml

@@ -12,11 +12,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
         with:
           submodules: recursive
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4
         with:
           node-version-file: '.nvmrc'
           cache: 'yarn'

.github/workflows/update-sdk-docs.yaml

@@ -13,15 +13,15 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
       with:
         submodules: recursive
         fetch-depth: 0
         # Avoid using the GitHub token in the git config
         persist-credentials: false
 
     - name: Set up Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4
       with:
         node-version-file: '.nvmrc'
         cache: 'yarn'
@@ -60,7 +60,7 @@ jobs:
         git commit -m 'chore: update sdk readmes' -s
 
     - name: Push changes
-      uses: ad-m/[email protected]
+      uses: ad-m/github-push-action@d91a481090679876dfc4178fef17f286781251df # v0.8.0
       with:
         github_token: ${{ secrets.PULL_REQUEST_AUTOMATION }}
         branch: ${{ env.BRANCH_NAME }}