Remove login to dockerhub

Signed-off-by: Milan Lenco <milan@zededa.com>

.github/workflows/build.yml

@@ -45,12 +45,6 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.event.pull_request.head.ref }}
           fetch-depth: 0
-      - name: Login to Docker Hub
-        if: ${{ github.event.repository.full_name }}== 'lf-edge/eve'
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.RELEASE_DOCKERHUB_ACCOUNT }}
-          password: ${{ secrets.RELEASE_DOCKERHUB_TOKEN }}
       - name: ensure zstd for cache  # this should be removed once the arm64 VM includes zstd
         if: ${{ matrix.os == 'buildjet-4vcpu-ubuntu-2204-arm' || matrix.os == 'arm64-secure' }}
         run: |
@@ -112,13 +106,6 @@ jobs:
           ref: ${{ github.event.pull_request.head.ref }}
           fetch-depth: 0
 
-      - name: Login to Docker Hub
-        if: ${{ github.event.repository.full_name }}== 'lf-edge/eve'
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.RELEASE_DOCKERHUB_ACCOUNT }}
-          password: ${{ secrets.RELEASE_DOCKERHUB_TOKEN }}
-
       # the next three steps - cache_for_docker, load images, and cache_for_packages -
       # having nothing to do with the content of the final eve image. Instead, it is because we are running
       # on amd64, and we need some of the tools in order to compose the final eve image for the target arch.