Add a comment to specify why retries are being used at scenarios tests suite

test/scenario.spec.ts

@@ -35,6 +35,7 @@ fs.readdirSync(scenarioFolder).forEach((file) => {
 
     for (const story of scenario.stories) {
       it(story.description, async function () {
+        // Retry the test scenarios up to 4 times if an error happens, due erratic HEVM network errors 
         this.retries(4);
         await executeStory(story, testEnv);
       });