Change release to use GitHub image registry

.github/workflows/release.yml

@@ -56,10 +56,10 @@ jobs:
     - name: Release
       shell: bash
       run: |
-        docker login ghcr.io/$GITHUB_REPOSITORY/ --username ${{ secrets.IMAGE_REGISTRY_USER }} --password ${{ secrets.IMAGE_REGISTRY_TOKEN }}
+        docker login ghcr.io/oracle/ --username ${{ secrets.IMAGE_REGISTRY_USER }} --password ${{ secrets.IMAGE_REGISTRY_TOKEN }}
         git config --local user.name "Github Action"
         git config --local user.email "[email protected]"
         make clean
-        make build-all-images RELEASE_IMAGE_PREFIX="ghcr.io/$GITHUB_REPOSITORY/"
+        make build-all-images
         if echo $GITHUB_EVENT_NAME -eq "release"; then PRE_RELEASE=false; else PRE_RELEASE=true; fi
-        make release RELEASE_DRY_RUN=false PRE_RELEASE=$PRE_RELEASE RELEASE_IMAGE_PREFIX="ghcr.io/$GITHUB_REPOSITORY/"
+        make release RELEASE_DRY_RUN=false PRE_RELEASE=$PRE_RELEASE

Makefile

@@ -43,7 +43,7 @@ COHERENCE_IMAGE   ?= oraclecoherence/coherence-ce:20.06.1
 TEST_COHERENCE_IMAGE ?= $(COHERENCE_IMAGE)
 
 # Operator image names
-RELEASE_IMAGE_PREFIX   ?= ghcr.io/oracle/coherence-operator/
+RELEASE_IMAGE_PREFIX   ?= ghcr.io/oracle/
 OPERATOR_IMAGE_REPO    := $(RELEASE_IMAGE_PREFIX)coherence-operator
 OPERATOR_IMAGE         := $(OPERATOR_IMAGE_REPO):$(VERSION)
 UTILS_IMAGE            ?= $(OPERATOR_IMAGE_REPO):$(VERSION)-utils