Remove stable from image tag

Author: Dustin Collins

push-image

@@ -21,7 +21,7 @@ function tag_and_push() {
 if [[ "$BRANCH_NAME" == 'v4' ]]; then
     bare_tag='4'
     latest_tag='4-latest'
-    stable_tag="4-$(cat VERSION)-stable"
+    stable_tag="4-$(cat VERSION)"
 
     tag_and_push $IMAGE $bare_tag   'latest image (bare)'
     tag_and_push $IMAGE $latest_tag 'latest image'