l3d#115 Properly tag images

.gitlab-ci.yml

@@ -20,6 +20,6 @@ php:
         PHP: '8.1'
   script:
     - docker build --pull --build-arg ALPINE_VERSION=${ALPINE} --build-arg PHP_MAJOR_VERSION=${PHP} --build-arg VERSION=${VERSION} -t ${CI_REGISTRY_IMAGE}/php-${PHP}:${VERSION} .
-    - docker push ${CI_REGISTRY_IMAGE}/php-${PHP}:$[VERSION}
+    - docker push ${CI_REGISTRY_IMAGE}/php-${PHP}:${VERSION}
   only:
     - tags