Android: Fix include path for unified headers
In !956 (merged) we accidentally constructed the unified header include directories from the linking sysroot. Construct them from the compiling sysroot instead.
Fixes: #16584 (closed)
In !956 (merged) we accidentally constructed the unified header include directories from the linking sysroot. Construct them from the compiling sysroot instead.
Fixes: #16584 (closed)