ci: clone submodule in release-plz (#23)

Author: Brooooooklyn

.github/workflows/release-plz.yml

@@ -19,13 +19,14 @@ jobs:
       contents: write
       pull-requests: write
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          submodules: recursive
 
       - name: Run release-plz
         id: release-plz
-        uses: release-plz/action@dde7b63054529c440305a924e5849c68318bcc9a # v0.5.107
+        uses: release-plz/[email protected]
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           CARGO_REGISTRY_TOKEN: ${{ secrets.CRATES_IO_API_TOKEN }}