Added missing audio encoder capabilities

o The capability of the aac audio encoder was not correctly set.
o The amrwb audio encoder was missing
o change the default aac encoder setting for camcorder apps to 44100

o related-to-bug: 6971073

Change-Id: Iedb08d1d72ea87c6ba19e5c868f1e4d9e9b6fdfc
1 file changed