chore(deps): pin dependencies

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -271,7 +271,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Check for breaking changes in API
         id: breaking_changes
-        uses: oasdiff/oasdiff-action/breaking@v0.0.21
+        uses: oasdiff/oasdiff-action/breaking@1c611ffb1253a72924624aa4fb662e302b3565d3 # v0.0.21
         with:
           base: https://raw.githubusercontent.com/siemens/wfx/refs/heads/main/spec/wfx.openapiv3.yml
           revision: spec/wfx.openapiv3.yml

.github/workflows/pages.yml

@@ -39,7 +39,7 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./public
       - name: Upload pages
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@4cec3d8aa04e39d1a68397de0c4cd6fb9dce8ec1 # v4
         if: ${{ github.ref != 'refs/heads/main' }}
         with:
           name: wfx-pages