tools: relocate-rela: adjust le64_to_cpu -> le32_to_cpu in decode_elf32()

tools: relocate-rela: adjust le64_to_cpu -> le32_to_cpu in decode_elf32()

The sh_addr/sh_offset/sh_size fields in Elf32_Shdr are 32-bits wide, so
use le32_to_cpu() instead of the 64-bit variant.

Fixes: 5e0e1a86d327 ("tools: relocate-rela: Fix ELF decoding on big-endian hosts")
Reviewed-by: Michal Simek <michal.simek@amd.com>
Signed-off-by: Ovidiu Panait <ovpanait@gmail.com>
Link: https://lore.kernel.org/r/20230311173838.521804-1-ovpanait@gmail.com
Signed-off-by: Michal Simek <michal.simek@amd.com>