board: intel_adsp_ace15_mtpm xtensa toolchain upgrade and enable xt-clang#7027

Merged

lgirdwood merged 3 commits intothesofproject:mainfrom

aborisovich:mtl-xtensa-toolchain-upgrade

Feb 28, 2023

Commits on Feb 28, 2023

xtensa-build-zephyr.py: upgraded Xtensa toolchain for MTL
Andrey Borisovich
committed
Set SOF C++ language standard to C++17 for Zephyr builds
Andrey Borisovich
committed
west.yml: upgrade Zephyr to e3ae110a05d
Andrey Borisovich
committed