ci: Testing overriding the global mend settings #435

Job	Run time
Windows MSVC x64	1m 40s
Windows MSVC x86	1m 47s
Windows GCC	2m 1s
Windows Clang	2m 26s
Ubuntu GCC	42s
Ubuntu Clang	29s
Manylinux GCC	1m 24s
MUSL Cross Compile x86_64	50s
MUSL Cross Compile i686	51s
MUSL Cross Compile aarch64	59s
MUSL Cross Compile armv7l	43s
MUSL Cross Compile armv6	54s
MUSL Cross Compile armv5l	54s
MUSL Cross Compile powerpc64	47s
MUSL Cross Compile powerpc64le	51s
	17m 18s

Provide feedback