Cleanup some SAS constructors.
sceSasInit() ignores maxVoices and always does 32.

Weird, I can't find anything that parameter does except generate errors.
Most games call with 32 anyway...

Affects only sceSasGetEndFlag() and sceSasGetPauseFlag() really.
Merge pull request #2209 from unknownbrackets/sas-minor

Constructor tweaks in SAS + minor fix to end/pause flag