meson: macos: Use -Wl,-undefined,error for modules
meson defaults to -Wl,-undefined,dynamic_lookup for modules, which we don't
want because a) it's different from what we do for autoconf, b) it causes
warnings starting in macOS Ventura.
Discussion: https://postgr.es/m/
20221015211955.q4cwbsfkyk3c4ty3@awork3.anarazel.de