arm64: Fix ELF relocations.

Change-Id: Icc48649d6a3a8c6b5b5ab845e9025352c1e77dfb
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5260
Reviewed-by: waddlesplash <[email protected]>

src/system/kernel/arch/arm64/arch_elf.cpp

@@ -130,6 +130,7 @@ arch_elf_relocate_rela(struct elf_image_info *image,
 				rel[i].r_offset);
 			return B_BAD_ADDRESS;
 		}
+		*(Elf64_Addr *)relocAddr = relocValue;
 #endif
 	}