Remove the Pillow dependency completely.

requirements.txt

@@ -43,8 +43,6 @@ pywinpty==2.0.*; sys_platform=="win32"
 Authlib==1.2.*
 pyotp==2.*
 qrcode==7.*
-Pillow==9.*; python_version <= '3.7'
-Pillow==10.*; python_version > '3.7'
 boto3==1.28.*
 botocore==1.31.*
 urllib3==1.26.*

web/pgadmin/authenticate/mfa/authenticator.py

@@ -154,7 +154,7 @@ class TOTPAuthenticator(BaseMFAuth):
 
         img = qrcode.make(uri)
         buffered = BytesIO()
-        img.save(buffered, format="JPEG")
+        img.save(buffered)
         img_base64 = base64.b64encode(buffered.getvalue())
 
         return dict(