Add Git to build job to capture Git information

.gitlab-ci.yml

@@ -65,6 +65,7 @@ gitlab-opentofu-image:build:
     - "$DOCKER_DIND_IMAGE"
   image: "$DOCKER_DIND_IMAGE"
   before_script:
+    - apk add git
     # See note on the `build terraform` job about this image
     - docker run --rm --privileged tonistiigi/binfmt
     # Registry auth