Update notes for submitted changes

* stagefright: Use 64 bits for type mask in MediaCodecList
* Add support for MPEG audio elementary streams in HLS
* Audio streaming error when playing a stream that contains "end of file".
* Disconnect the mediaplayer when reset
* Stop thread before deleting object reference
* HLS: getDuration should return -1 for live streams
* audio:mute duration at the beginning of the recording
* stagefright: remove target specific checks for hfr
* stagefright: Correct timescale in MvHd for HFR
* stagefright: Correct total duration of HFR clips
* stagefright: Use HW AAC decoder in ACodec if requested
* Can't play AAC file with ID3 tag.
* Fix aac decoder flush
* mediaplayerservice: Untangle legacy callback function