Use details url

Author: josevalim

.github/workflows/ci.yml

@@ -72,11 +72,7 @@ jobs:
               head_sha: context.sha,
               status: 'completed',
               conclusion: 'success',
-              output: {
-                title: '',
-                summary: '',
-                text: artifactUrl
-              }
+              details_url: artifactUrl
             });
 
       # Test Elixir