Moved headers from include/ to appropriate libs

include/camera -> camera/include/camera
include/media/audiohal -> media/libaudiohal/include
include/media/AudioResampler*.h -> media/libaudioprocessing/include
include/media/Audio*.h,IAudio*.h,IEffect*.h,ToneGenerator.h -> media/libaudioclient/include
include/media/EffectsFactoryApi.h -> media/libeffects/include
include/media/stagefright -> media/libstagefright/include
include/media/nbaio -> media/libnbaio/include
include/media/<rest of files> -> media/libmedia/include
include/cpustats -> media/libcpustats/include/cpustats

Added symlinks from old location to new ones

Bug: 33241851

Test: VNDK linked modules will need to add explicit lib dep.
All other modules should compile the same

Change-Id: I0ecf754a2132640ae781a3cc31428fb8c0bd1669