chore(actions)(deps): bump chainguard-dev/actions (#48)

Bumps [chainguard-dev/actions](https://github.com/chainguard-dev/actions) from 1.4.2 to 1.4.15.
- [Release notes](https://github.com/chainguard-dev/actions/releases)
- [Changelog](https://github.com/chainguard-dev/actions/blob/main/.goreleaser.yml)
- [Commits](chainguard-dev/actions@v1.4.2...v1.4.15)

---
updated-dependencies:
- dependency-name: chainguard-dev/actions
  dependency-version: 1.4.15
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/actions/melange/action.yaml

@@ -33,7 +33,7 @@ runs:
         OUTPUT_DIR="${{ inputs.output-dir }}"
         mkdir -p "$OUTPUT_DIR"
 
-    - uses: chainguard-dev/actions/[email protected].2
+    - uses: chainguard-dev/actions/[email protected].15
       with:
         version: ${{ inputs.melange-version }}
 
@@ -45,7 +45,7 @@ runs:
           ${{ inputs.version }}
 
     - name: Build wstunnel
-      uses: chainguard-dev/actions/[email protected].2
+      uses: chainguard-dev/actions/[email protected].15
       with:
         config: ${{ github.workspace }}/melange/wstunnel.yaml
         archs: ${{ inputs.arch }}
@@ -54,7 +54,7 @@ runs:
         repository-path: ${{ inputs.output-dir }}
 
     - name: Build ggbridge
-      uses: chainguard-dev/actions/[email protected].2
+      uses: chainguard-dev/actions/[email protected].15
       with:
         config: ${{ github.workspace }}/melange/ggbridge.yaml
         archs: ${{ inputs.arch }}