chore: fix typo

app.py

@@ -513,7 +513,7 @@ with demo:
 
     <p align="center" style="font-size: 16px;">
         In the example above, we're showing how encrypted anonymization can be leveraged to use LLM 
-        services such as ChaGPT in a privacy-preserving manner.</p>
+        services such as ChatGPT in a privacy-preserving manner.</p>
     """
     )    
     
@@ -532,7 +532,7 @@ with demo:
         "## Step 1: Generate the keys\n\n"
         """In Fully Homomorphic Encryption (FHE) methods, two types of keys are created. The first 
         type, called secret keys, are used to encrypt and decrypt the user's data. The second type, 
-        called evaluation keys, enable a server to work on the encrypted data without seeing the 
+        called evaluation keys, enables a server to work on the encrypted data without seeing the 
         actual data.
         """
     )