Fix used image in action

jaapio · jaapio · commit 28952bba9408 · 2020-01-31T23:38:02.000+01:00
diff --git a/action.yml b/action.yml
@@ -5,4 +5,4 @@ branding:
   icon: crosshair
 runs:
   using: docker
-  image: docker.pkg.github.com/phpdocumentor/coding-standard/phpcs:latest
+  image: docker://docker.pkg.github.com/phpdocumentor/coding-standard/phpcs:latest
