FP5: Unset TARGET_USES_ION

Not used in sm8350 media HAL

Change-Id: I0132864080b1ef5a9e1d0e0e2186dd854bf02fb5
diff --git a/BoardConfig.mk b/BoardConfig.mk
index cbca845..ca70a0a 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -113,9 +113,6 @@
 BOOT_KERNEL_MODULES := $(BOARD_VENDOR_RAMDISK_RECOVERY_KERNEL_MODULES_LOAD)
 TARGET_MODULE_ALIASES += wlan.ko:qca_cld3_wlan.ko
 
-# Media
-TARGET_USES_ION := true
-
 # Metadata
 BOARD_USES_METADATA_PARTITION := true