[CMake] Fix default install directory#529

VladiKrapp-Arm merged 1 commit intoARM-software:mainARM-software/LLVM-embedded-toolchain-for-Arm:mainfrom

VladiKrapp-Arm:fix_default_install_dirVladiKrapp-Arm/LLVM-embedded-toolchain-for-Arm:fix_default_install_dirCopy head branch name to clipboard