readelf: Call qsort only if all_relocations_count > 1

Don't call qsort if all_relocations_count < 1.

	PR binutils/33351
	* readelf.c (process_got_section_contents): Call qsort only if
	all_relocations_count > 1.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
1 file changed