typo

app.py

@@ -33,7 +33,7 @@ class MockInterviewer:
 
     def init_assistant(self, job_role, company):
         if not job_role and not company:
-            raise gr.Error('Job Role and Company are requried fields.')
+            raise gr.Error('Job Role and Company are required fields.')
         if not job_role:
             raise gr.Error('Job Role is a required field.')
         if not company: