kpatch/LoongArch: skip section .rela.orc_unwind_ip

Fix error: "changed section .rela.orc_unwind_ip not selected for
inclusion". This section is about arch-specific differences on
LoongArch, which is generated by LoongArch gcc.

Co-developed-by: zhanghongchen <zhanghongchen@loongson.cn>
Signed-off-by: George Guo <guodongtai@kylinos.cn>

kpatch-build/create-diff-object.c

@@ -1725,7 +1725,9 @@ static void kpatch_verify_patchability(struct kpatch_elf *kelf)
 		if (sec->status == CHANGED && !sec->include) {
 			log_normal("changed section %s not selected for inclusion\n",
 				   sec->name);
-			errs++;
+			/* skip section .rela.orc_unwind_ip which is generated by LoongArch gcc */
+			if(strncmp(sec->name,".rela.orc_unwind_ip",19))
+				errs++;
 		}
 
 		if (sec->status != SAME && sec->grouped) {