Update RenderScript prebuilts (darwin)

Bug: http://b/64121881

In particular, rename libLLVM.so and libclang.so to libLLVM_android.so
and libclang_android.so respectively.

Test: aosp_marlin checkbuild with FORCE_BUILD_LLVM_COMPONENTS set and
unset.

Change-Id: I0cc173fcfd4b5a63c77f5b1f1bb6c3ba873acaf4
8 files changed