Add cil files to Android.bp for microdroid

Contexts files, plat_sepolicy.cil, and 10000.0.cil are needed to boot.
This adds cil files to microdroid. But cil files are temporary and only
for testing. We'll need to migrate real cil files to Android.bp.

Bug: 178993690
Test: boot microdroid
Change-Id: I711b1db39c11d88bc1f9defeff5799e6f24756ab
1 file changed