chore(deps): update docker/metadata-action action to v5.5.0

Author: renovate[bot]

.github/workflows/sztp.yml

@@ -28,7 +28,7 @@ jobs:
 
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@v5.0.0
+        uses: docker/metadata-action@v5.5.0
         with:
           images: ghcr.io/${{ github.repository_owner }}/opi-sztp-server
 
@@ -69,7 +69,7 @@ jobs:
 
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@v5.0.0
+        uses: docker/metadata-action@v5.5.0
         with:
           images: |
             ${{ github.repository }}