Update docs to sync with changes in commit:

bbcmicrobit/micropython@b129d16
- Update recording default rate from 11k to 7812
- Update AudioTrack doc to mention out-of-range values

Author: microbit-grace

lang/en/typeshed/stdlib/microbit/audio.pyi

@@ -169,7 +169,7 @@ class AudioRecording:
     def __init__(
         self,
         duration: int = -1,
-        rate: int = 11_000
+        rate: int = 7_812
     ):
         """Create a new ``AudioRecording``.
 
@@ -190,6 +190,8 @@ class AudioRecording:
     def track(self, start_ms: int = 0, end_ms: int = -1) -> AudioTrack:
         """Create an ``AudioTrack`` instance from a portion of the data in this ``AudioRecording`` instance.
 
+        Out-of-range values will be truncated to the recording limits. If ``end_ms`` is lower than ``start_ms``, an empty track will be created.
+
         Example: ``first_second = my_recording.track(0, 1000)``
 
         :param start_ms: (default=0) Where to start of the track in milliseconds.
@@ -212,7 +214,7 @@ class AudioTrack:
 
         When the input buffer has an associated rate (e.g. an ``AudioRecording``
         or ``AudioTrack``), the rate is copied. If the buffer object does not have
-        a rate, the default value of 11_000 is used.
+        a rate, the default value of 7_812 is used.
 
         Example: ``my_track = AudioTrack(bytearray(4096))``
 

lang/en/typeshed/stdlib/microbit/microphone.pyi

@@ -88,7 +88,7 @@ def sound_level_db() -> int:
     """
     ...
 
-def record(duration: int, rate: int = 11_000) -> AudioRecording:
+def record(duration: int, rate: int = 7_812) -> AudioRecording:
     """Record sound into an ``AudioRecording`` for the amount of time indicated by
     ``duration`` at the sampling rate indicated by ``rate``.