chore(deps): pin dependencies

Author: renovate[bot]

.github/workflows/automerge.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: automerge
-        uses: pascalgn/[email protected]
+        uses: pascalgn/automerge-action@c9bd1823770819dc8fb8a5db2d11a3a95fbe9b07 # v0.12.0
         env:
           # Allows this merge to trigger other actions
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/pr-auditor.yml

@@ -8,10 +8,10 @@ jobs:
   check-pr:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3
         with:
           repository: 'sourcegraph/pr-auditor'
-      - uses: actions/setup-go@v4
+      - uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4
         with: { go-version: '1.20' }
 
       - run: './check-pr.sh'

.github/workflows/update-tags.yml

@@ -11,16 +11,16 @@ jobs:
   dispatch:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-go@v2
+      - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2
+      - uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492 # v2
         with:
           go-version: "^1.18"
 
       # generate update
       - name: Pin tags to ${{ github.event.inputs.semver }}
         run: tools/update-docker-tags.sh "${{ github.event.inputs.semver }}"
       - name: Open pull request
-        uses: peter-evans/create-pull-request@v3
+        uses: peter-evans/create-pull-request@18f7dc018cc2cd597073088f7c7591b9d1c02672 # v3
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           base: ${{ github.event.inputs.branch }}