Update app.py

app.py

@@ -363,7 +363,7 @@ def generate_detailed_documentation(file_contents, functionality_description):
     4. Generate detailed documentation ONLY for each function INVOLVED in the enhanced user-specified functionality:
         '
         Function Documentation:
-        For each file that contains functions functions INVOLVED in the enhanced user-specified functiionality:
+        For each file that contains functions INVOLVED in the enhanced user-specified functiionality: (Do not include this line, take it as an instruction)
         File: <file name and extension>
         For each function in the file:
         - '<function name>':