Do not hardcode enki version when building tools image

Signed-off-by: Itxaka <[email protected]>

Author: Itxaka

.github/workflows/tool-image.yml

@@ -64,5 +64,3 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
-          build-args: |
-            ENKI_VERSION=v0.0.3