uncomments an error throwing check

v2/src/plugins/codeTypeChecking/index.js

@@ -574,7 +574,7 @@ async function assertThatUserIsNotRemovedDocsVariableByMistake(path, codeSnippet
                 if (data.includes("THIS FILE CONTAINS DOCS VARIABLES. PLEASE DO NOT FORGET TO USE THOSE") && !codeSnippet.includes("THIS FILE CONTAINS DOCS VARIABLES. PLEASE DO NOT FORGET TO USE THOSE")) {
                     let message = "DID YOU FORGET TO USE DOCS VARIABLES IN A RECENT CODE CHANGE? PLEASE CHECK"
                         + "\n\nIf you think this error is unrelated to your changes, try deleting the `snippets` folder for all languages and run again.\n\nThe file path is: " + path
-                    // return rej(new Error(message));
+                    return rej(new Error(message));
                 }
             }
             res();