MIPS/readelf: Use the `d_val' dynamic entry member with the relevant tags

MIPS/readelf: Use the `d_val' dynamic entry member with the relevant tags

	binutils/
	* readelf.c (dynamic_section_mips_val) <DT_MIPS_RLD_VERSION>
	<DT_MIPS_LOCAL_GOTNO, DT_MIPS_CONFLICTNO, DT_MIPS_LIBLISTNO>
	<DT_MIPS_SYMTABNO, DT_MIPS_UNREFEXTNO, DT_MIPS_HIPAGENO>
	<DT_MIPS_DELTA_CLASS_NO, DT_MIPS_DELTA_INSTANCE_NO>
	<DT_MIPS_DELTA_RELOC_NO, DT_MIPS_DELTA_SYM_NO>
	<DT_MIPS_DELTA_CLASSSYM_NO, DT_MIPS_COMPACT_SIZE>: Use the
	`d_val' rather than `d_ptr' member of the dynamic entry.