Add error resolution comment for SyntaxError in 1-percentage-change.js

Author: moses77-boop

Sprint-2/3-mandatory-interpret/1-percentage-change.js

@@ -32,4 +32,5 @@ console.log(`The percentage change is ${percentageChange}`);
 
 // b) Line 5 seems to broken.
 // Error message - SyntaxError: missing ) after argument list
-// Reason for error: There is a missing comma between two arguments of replaceAll.
+// Reason for error: There is a missing comma between two arguments of replaceAll.
+// To fix the error, we need to add the missing comma between the arguments of replaceAll.