chore(deps): pin actions/checkout action to 11bd719 in .github/workflows/regression.yml (#1216)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Diff for: .github/workflows/regression.yml

@@ -19,7 +19,7 @@ jobs:
       tags: ${{ steps.generate.outputs.tags }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Generate tag combinations
         id: generate