Bump docker/login-action from 4 to 4.1.0

Bumps [docker/login-action](https://github.com/docker/login-action) from 4 to 4.1.0.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@v4...v4.1.0)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: 4.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build-test-containers.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v6
-    - uses: docker/login-action@v4
+    - uses: docker/login-action@v4.1.0
       with:
         registry: ghcr.io
         username: ${{ github.actor }}
@@ -45,7 +45,7 @@ jobs:
       fail-fast: false
     steps:
     - uses: actions/checkout@v6
-    - uses: docker/login-action@v4
+    - uses: docker/login-action@v4.1.0
       with:
         registry: ghcr.io
         username: ${{ github.actor }}