github: Bump the docker actions to the latest version

The previous ones used Node 16, which is deprecated.

Author: mstorsjo

.github/workflows/docker.yml

@@ -53,12 +53,12 @@ jobs:
  ref: ${{ (inputs.commit != '' && inputs.commit) || inputs.branch }}
  - name: Log in to Docker Hub
  if: ${{inputs.login}}
- uses: docker/login-action@v2
+ uses: docker/login-action@v3
  with:
  username: ${{secrets.DOCKER_USERNAME}}
  password: ${{secrets.DOCKER_PASSWORD}}
  - name: Build Docker images
- uses: docker/build-push-action@v4
+ uses: docker/build-push-action@v5
  with:
  context: .
  push: ${{inputs.push}}