chore(deps): update dcc-bs/ci-workflows action to v7 (#25)

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

Author: renovate[bot]

.github/workflows/docker-publish.yml

@@ -15,7 +15,7 @@ permissions:
 
 jobs:
   publish:
-    uses: DCC-BS/ci-workflows/.github/workflows/publish-docker.yml@v4
+    uses: DCC-BS/ci-workflows/.github/workflows/publish-docker.yml@v7
     secrets: inherit
     with:
       release_type: ${{ inputs.version_bump }} # major|minor|patch

.github/workflows/main.yml

@@ -10,7 +10,7 @@ on:
 
 jobs:
   backend-ci:
-    uses: DCC-BS/ci-workflows/.github/workflows/python-backend-ci.yml@v4
+    uses: DCC-BS/ci-workflows/.github/workflows/python-backend-ci.yml@v7
     with:
       python_versions: '["3.10","3.11","3.12","3.13"]'
       quality_python_version: "3.12"