* elf32-arc.c (elf_arc_relocate_section): Improve error message for
        unsupported GOT relocs against local symbols.
        * elf32-arc.c (elf_arc_relocate_section): For R_ARC_TLS_GD_GOT relocs
        against local symbols, output a R_ARC_TLS_DTPMOD reloc with zero
        symindex into output dso.