glsl/Makefile.sources: Correct BUILTIN_COMPILER_CXX_FILES

Squashed with two reverts:

Revert "android: Update for builtin_stubs.cpp move"

This reverts commit c0def90ede1e939173041b8785303de90f8fdc6c.

Revert "scons: Update for builtin_stubs.cpp"

This reverts commit 8ac4b82699ad0a59ae6ae6d3415702eaa5d4fe3b.

Tested-by: Andreas Boll <andreas.boll.dev@gmail.com>
Tested-on-Android-by: Chad Versace <chad.versace@linux.intel.com>
3 files changed