Remove prefix from bleeding build tags

Directly use the short-sha without sha- prefix

.github/workflows/docker.yml

@@ -24,7 +24,6 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v2
 
-
       - name: Build image
         uses: docker/build-push-action@v2
         with:
@@ -32,8 +31,6 @@ jobs:
           context: .
           file: dev/build/Dockerfile
 
-
-
   # Build image and push image to GitHub Packages.
   # See also https://docs.docker.com/docker-hub/builds/
   build-and-push-image:
@@ -71,7 +68,7 @@ jobs:
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |
-            type=sha
+            type=sha,prefix=
 
       - name: Disable dev flag
         if: startsWith(github.ref, 'refs/tags/v')