Fix: Use common cmake flags in toolchain file

Instead of setting build-type specific variables, use the common ones
(CMAKE_<LANG>_FLAGS_INIT).

Signed-off-by: Gabor Toth <gabor.toth2@arm.com>
Change-Id: Ied09f008133b4d6d03cdd9d7c562f7c5a212e8c4
4 files changed