doc: add issue link to todo reminders in tests

Author: NlightNFotis

lib/codeql.test.js

@@ -41,7 +41,7 @@ setupTests(test);
 
 let stubConfig: Config;
 
-// TODO: Remove when when we no longer need to pass in features
+// TODO: Remove when when we no longer need to pass in features (https://github.com/github/codeql-action/issues/2600)
 const expectedFeatureEnablement: FeatureEnablement = initializeFeatures(
   true,
 ) as FeatureEnablement;

lib/codeql.test.js.map

@@ -27,7 +27,7 @@ import {
 
 setupTests(test);
 
-// TODO: Remove when when we no longer need to pass in features
+// TODO: Remove when when we no longer need to pass in features (https://github.com/github/codeql-action/issues/2600)
 const expectedFeatureEnablement: FeatureEnablement = initializeFeatures(
   true,
 ) as FeatureEnablement;