[PKG2] Switch kernel patching to crc32c based kernel id

This provides support for the 3.0.2 kernel, where pkg1 has the same id with 3.0.1.

Thanks @roblabla for noticing and providing the Debug mode kernel patch.

ipl/main.c

@@ -792,7 +792,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
 
 		if (!maxSplitParts)
 		{
-			EPRINTF("Not enough free space for partial dumping.");
+			EPRINTF("Not enough free space for Partial Backup.");
 
 			return 0;
 		}