Cleanup some string operating functions#96099

Merged

AaronRobinsonMSFT merged 16 commits intodotnet:mainfrom huoyaoyuan:str-op

Jan 4, 2024

Commits on Dec 17, 2023

Commit suggestion from review

huoyaoyuan
and
am11
authored

Commits on Dec 19, 2023

Fix compiling
huoyaoyuan
committed

Commits on Dec 25, 2023

Fix null terminator in corhlprpriv.h
huoyaoyuan
committed

Commits on Dec 26, 2023

Link utf8.c for Unix minipal
huoyaoyuan
committed

Commits on Jan 4, 2024