Fixed typo

Gradio_UI.py

@@ -278,8 +278,10 @@ class GradioUI:
                 """
                 # Content Agent
 
-                If you specify your timezon, I can fetch the current local time. 
-                If you provide me with text, I can check to see whether the content is considered polite or not. 
+                If you specify your timezone, I can fetch the current local time.  
+                
+                If you provide me with text, I can check to see whether the content is considered polite or not.  
+                
                 """
             )
             stored_messages = gr.State([])