oxnas: use global UBIFS_OPTS, all profiles use the same settings

Fixes build when selecting a device profile

Signed-off-by: Felix Fietkau <[email protected]>

target/linux/oxnas/image/Makefile

@@ -8,11 +8,7 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
-Default_UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
-STG212_UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
-KD20_UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
-POGOPLUG_PRO_UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
-POGOPLUG_V3_UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
+UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
 
 DEVICE_VARS += DTS KERNEL_SIZE PAGESIZE BLOCKSIZE SUBPAGESIZE
 DEVICE_VARS += KERNEL_IN_UBI UBOOTENV_IN_UBI UBIFS_OPTS