Update app.py

app.py

@@ -586,7 +586,7 @@ def create_ui(app_config: ApplicationConfig):
         # Try to convert from camel-case to title-case
         implementation_name = app_config.whisper_implementation.title().replace("_", " ").replace("-", " ")
 
-    ui_description = implementation_name + " is forked copy of whisper webgui with supression list of common, unnessary transcriptions" 
+    ui_description = implementation_name + " is forked copy of whisper webgui with a supression list of common, unnessary transcriptions" 
     ui_description += "\n\n\n\nFor longer audio files (>10 minutes) it is recommended that you select Silero VAD (Voice Activity Detector) in the VAD option."
 
     if app_config.input_audio_max_duration > 0: