Fix some documentation issues

Author: ronaldoussoren

docs/apinotes/AudioVideoBridging.rst

@@ -0,0 +1,21 @@
+API Notes: AudioVideoBridging framework
+=======================================
+
+Apple documentation
+-------------------
+
+The full API is described in `Apple's documentation`__, both
+the C and Objective-C APIs are available (but see the `API Notes`_ below).
+
+.. __: https://developer.apple.com/documentation/audiovideobridging?language=objc
+
+These bindings are accessed through the ``AudioVideoBridging`` package (that is, ``import AudioVideoBridging``).
+
+
+API Notes
+---------
+
+
+.. note::
+
+   This framework is only available on macOS 10.8 and later.

docs/notes/framework-wrappers.rst

@@ -160,7 +160,7 @@ The framework name links to API notes for that framework, the python packages li
 +--------------------------------------------------------------------------------------+------------------------------------------------------+-----------------------------------------+
 | :doc:`CoreServices/LauchServices </apinotes/LaunchServices>`                         | `pyobjc-framework-LaunchServices`_                   |                                         |
 +--------------------------------------------------------------------------------------+------------------------------------------------------+-----------------------------------------+
-| :doc:`CoreServices/SharedFileList </apinotes/LaunchServices>`                        | `pyobjc-framweork-LaunchServices`_                   | Use "import LaunchServices"             |
+| :doc:`CoreServices/SharedFileList </apinotes/LaunchServices>`                        | `pyobjc-framework-LaunchServices`_                   | Use "import LaunchServices"             |
 +--------------------------------------------------------------------------------------+------------------------------------------------------+-----------------------------------------+
 | :doc:`CoreServices/FSEvents </apinotes/FSEvents>`                                    | `pyobjc-framework-FSEvents`_                         |                                         |
 +--------------------------------------------------------------------------------------+------------------------------------------------------+-----------------------------------------+