gstrfuncs: Expose g_set_str in the docs
Static inline functions are not part of the introspection data.
But macros are. This is why g_steal_pointer(), being static inline, has got docs.
Fixes #3059
Static inline functions are not part of the introspection data.
But macros are. This is why g_steal_pointer(), being static inline, has got docs.
Fixes #3059