[CI-IMPROVEMENT-10] Remove unused buildx flags

* Remove docker buildx flags that are not used

Signed-off-by: Ivan Pavlovic <pavlovic.ivan.26@gmail.com>

.github/workflows/airflow-operator.yml

@@ -77,10 +77,7 @@ jobs:
  # due to longer queue times.
  runs-on: ubuntu-22.04
  env:
- # Cache Docker layers in the Github actions cache.
- # These variables are picked up by the goreleaser config.
- DOCKER_BUILDX_CACHE_FROM: "type=gha"
- DOCKER_BUILDX_CACHE_TO: "type=gha,mode=max"
+ # This variable is picked up by the goreleaser config.
  DOCKER_BUILDX_BUILDER: "builder"
  steps:
  - uses: actions/checkout@v3.3.0

.github/workflows/python-client.yml

@@ -60,10 +60,7 @@ jobs:
  # due to longer queue times.
  runs-on: ubuntu-22.04
  env:
- # Cache Docker layers in the Github actions cache.
- # These variables are picked up by the goreleaser config.
- DOCKER_BUILDX_CACHE_FROM: "type=gha"
- DOCKER_BUILDX_CACHE_TO: "type=gha,mode=max"
+ # This variable is picked up by the goreleaser config.
  DOCKER_BUILDX_BUILDER: "builder"
  steps:
  - uses: actions/checkout@v3.3.0

.github/workflows/test.yml

@@ -90,10 +90,7 @@ jobs:
  env:
  ARMADA_EXECUTOR_INGRESS_URL: "http://localhost"
  ARMADA_EXECUTOR_INGRESS_PORT: 5001
- # Cache Docker layers in the GitHub actions cache.
- # These variables are picked up by the goreleaser config.
- DOCKER_BUILDX_CACHE_FROM: "type=gha"
- DOCKER_BUILDX_CACHE_TO: "type=gha,mode=max"
+ # This variable is picked up by the goreleaser config.
  DOCKER_BUILDX_BUILDER: "builder"
 
  steps: