Remove make-based disting of android stubs

They are being converted to Android.bp-based disting.

Bug: 161214753
Test: diff dist dir after `m sdk dist`
Merged-In: I1af2aac1a354f66ecb9dfa7f2a44af16cdfa647d
Change-Id: I1af2aac1a354f66ecb9dfa7f2a44af16cdfa647d
1 file changed