fix(ci): add missing \

Author: tobiasehlert

.github/workflows/build.yml

@@ -186,7 +186,7 @@ jobs:
         run: |
           # Create the manifest list and push to both registries
           docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
-            $(jq -r '.annotations | to_entries[] | "--annotation", "\(.key)=\(.value)"' <<<"$DOCKER_METADATA_OUTPUT_JSON")
+            $(jq -r '.annotations | to_entries[] | "--annotation", "\(.key)=\(.value)"' <<<"$DOCKER_METADATA_OUTPUT_JSON") \
             $(printf '${{ env.CONTAINER_IMAGE }}@sha256:%s ' *) \
             $(printf 'ghcr.io/${{ env.CONTAINER_IMAGE }}@sha256:%s ' *)