Resolver: local/external split of `resolve_ident_in_module_non_globs_unadjusted` This PR splits the function `resolve_ident_in_module_non_globs_unadjusted` into 2 variants: - one for local modules, which is the same work as before - other for external modules, which requires less work In preperations for parallel import resolution and overall resolver refactor. r? @petrochenkov