Merge 58c2cac0 ("kbuild: Add CLANG_FLAGS to as-instr") into android13-5.10-lts

Steps on the way to 5.10.239

Resolves merge conflicts in:
	scripts/Kbuild.include
	scripts/Makefile.compiler

Change-Id: Icab8be75abc834435628d684caf84e8ad268097f
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>