fix: simplify error message extraction logic in axios-logger by removing redundant comments

Author: narekhovhannisyan

src/lib/axios-logger.ts

@@ -124,12 +124,10 @@ function extractErrorMessage(data: unknown, defaultMessage: string): string {
   }
 
   // Fall back to default message for null/undefined or non-objects
-  // Note: null is typeof "object" in JavaScript, so we check it explicitly
   if (data === null || data === undefined || typeof data !== "object") {
     return defaultMessage;
   }
 
-  // At this point, TypeScript knows data is a non-null object
   // error is in `data.error`
   if ("error" in data && data.error) {
     return String(data.error);