ci: update pipeline image tag

Author: thamudi

.woodpecker/build-latest-image.yaml

@@ -49,7 +49,7 @@ steps:
       registry: *registry_url
       dockerfile: ./Dockerfile
       tags:
-        - ${CI_COMMIT_SHA:-latest}
+        - latest-${CI_COMMIT_SHA}
         - latest
       username:
         from_secret: REGISTRY_USERNAME

.woodpecker/build-stable-image.yaml

@@ -50,7 +50,7 @@ steps:
       registry: *registry_url
       dockerfile: ./Dockerfile
       tags:
-        - ${CI_COMMIT_SHA:-latest}
+        - stable-${CI_COMMIT_SHA}
         - stable
       username:
         from_secret: REGISTRY_USERNAME