fix: add trailing .git to repositoryUrl only if it's present in the configured URL

lib/get-git-auth-url.js

@@ -40,13 +40,11 @@ module.exports = async ({repositoryUrl, branch}) => {
     const gitCredentials = ['GL_TOKEN', 'GITLAB_TOKEN'].includes(envVar)
       ? `gitlab-ci-token:${process.env[envVar]}`
       : process.env[envVar];
-    const {protocols} = gitUrlParse(repositoryUrl);
+    const {protocols, ...parsed} = gitUrlParse(repositoryUrl);
     const protocol = protocols.includes('https') ? 'https' : protocols.includes('http') ? 'http' : 'https';
 
     // If credentials are set via anvironment variables, convert the URL to http/https and add basic auth, otherwise return `repositoryUrl` as is
-    return gitCredentials
-      ? format({...parse(`${gitUrlParse(repositoryUrl).toString(protocol)}.git`), ...{auth: gitCredentials}})
-      : repositoryUrl;
+    return gitCredentials ? {...parsed, ...{token: gitCredentials}}.toString(protocol) : repositoryUrl;
   }
   return repositoryUrl;
 };