removing the streaming data model from the call automation

Author: Vinothini Dharmaraj

sdk/communication/azure-communication-callautomation/azure/communication/callautomation/__init__.py

@@ -60,11 +60,6 @@
     VoiceKind
 )
 
-from .streaming.models import (
-    TranscriptionMetadata,
-    TranscriptionData
-)
-
 __all__ = [
     # clients
     "CallAutomationClient",
@@ -105,10 +100,6 @@
     "CommunicationCloudEnvironment",
     "UnknownIdentifier",
 
-    # streaming models
-    "TranscriptionMetadata",
-    "TranscriptionData",
-
     # enums
     "CallRejectReason",
     "RecordingContent",