cmake: do not download submodules when BUILD_UNIT_TESTS or CONFIG_LIBRARY#4777

Merged

lgirdwood merged 3 commits intothesofproject:mainfrom

marc-hb:UT-nosubmodule

Sep 17, 2021

Commits on Sep 16, 2021

cmake: do not download submodules when BUILD_UNIT_TESTS
marc-hb
committed

Commits on Sep 17, 2021

cmake: add the -Irimage #include path only for the modules that need it
marc-hb
committed
cmake/github: do not download rimage when CONFIG_LIBRARY/testbench
marc-hb
committed