build: Re-enable Sinhala language

* Depends on http://review.cyanogenmod.org/62344

Change-Id: Ife98711dde84d2e620da8f3d381e111aa843975d
Merge branch 'pac-4.4' of git://github.com/PAC-man/android_build into pac-4.4
Revert "Merge branch 'cm-11.0' of git://github.com/daeiron/android_build.git into pac-4.4"

This reverts commit 6089e0541b3afe159f3820095600f1acd9a8a004.