Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -1,4 +1,3 @@
-
 # Select what we should cache between builds
 cache:
   paths:
@@ -22,19 +21,19 @@ variables:
 
 # Run our tests
 # If Xdebug was installed you can generate a coverage report and see code coverage metrics.
-test:7.3
+test:7.3:
   image: php:7.3
   builds: 
       - 0.x
   script:
     - vendor/bin/phpunit --configuration phpunit.xml.dist --coverage-text --colors=never
-test:7.4
+test:7.4:
   image: php:7.4
   builds: 
       - 0.x
   script:
     - vendor/bin/phpunit --configuration phpunit.xml.dist --coverage-text --colors=never
-test:8.0
+test:8.0:
   image: php:8.0
   builds:
       - 0.x