Correct some naming

src/org/moodle/ci/repositories/Repository.groovy

@@ -9,7 +9,7 @@ class Repository {
         return url
     }
 
-    def getCredential() {
+    def getCredentials() {
         return credentialsId
     }
 }

vars/runTask.groovy

@@ -44,7 +44,6 @@ def call(String task, org.moodle.ci.Target Target, String phpversion, String dat
                                 ],
                                 [
                             ]
-                            userRemoteConfigs: [[credentialsId: 'security', url: 'a']]])
                         ]
                     )
                 }