Remove framework-aidl-mappings

Only used on-demand by potential future app-compat LSCs. We can add it
back if it is needed.

Remove the now unused framework-all-sources at the same time (yay!!).

Bug: 149906971
Test: m
Change-Id: I61176f48d6b90b47f4b9c348e0686111fb704a77
1 file changed