frames: fix type s/OuputDTMFFrame/OutputDTMFFrame/

CHANGELOG.md

@@ -53,7 +53,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   contain a combination of function calls, function call responses, system
   messages, or just messages.
 
-- Additional DTMF frames
+- `InputDTMFFrame` is now based on `DTMFFrame`. There's also a new
+  `OutputDTMFFrame` frame.
 
 ### Fixed
 

src/pipecat/frames/frames.py

@@ -409,7 +409,7 @@ class InputDTMFFrame(DTMFFrame):
 
 
 @dataclass
-class OuputDTMFFrame(DTMFFrame):
+class OutputDTMFFrame(DTMFFrame):
     """A DTMF button output"""