Now that the vndk includes llndk libraries, we must also create the
modules for them in the generated Android.bp files.
llndk must not define `vndk.enabled: true` and will not be included
vndk apexes.
No changes on vndk v30 and earlier snapshot versions.
Bug: 187963715
Bug: 181815415
Test: python3 development/vndk/snapshot/update.py --use-current-branch --local <dir> <ver>
Change-Id: Ic33d169cc089199e5a742990f6ecfb08c1858288