NB1: Disable LZ4 compression for ramdisk

NB1 does not support LZ4 compression for ramdisk in some ROMs
and it cause broken recovery mode. Enabling LZ4 compression
gonna break offline charging also.

Set it to false to prevent recovery crash/freeze.

BoardConfig.mk

@@ -112,6 +112,9 @@ TARGET_KERNEL_ARCH := arm64
 TARGET_KERNEL_ADDITIONAL_FLAGS := LLVM=1
 TARGET_KERNEL_ADDITIONAL_FLAGS := LD=ld.lld AR=llvm-ar NM=llvm-nm OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump STRIP=llvm-strip
 
+# LZ4 ramdisk
+BOARD_RAMDISK_USE_LZ4 := false
+
 # Kernel additional flags
 TARGET_KERNEL_ADDITIONAL_FLAGS := \
     HOSTCFLAGS="-fuse-ld=lld -Wno-unused-command-line-argument"