Removed unreachable tweaks code

config/boards/bigtreetech-cb2.conf

@@ -10,18 +10,3 @@ BOOT_FDT_FILE="rockchip/rk3566-bigtreetech-cb2.dtb"
 VENDOR="BTT-CB2_1.0.3_Armbian"
 OVERLAY_PREFIX='rk3566'
 BOOT_SOC="rk3566"
-
-function post_family_tweaks_bsp__bigtreetech-cb2_BSP() {
-    display_alert "$BOARD" "Installing board tweaks" "info"
-
-	if [[ $BRANCH == legacy ]]; then
-
-		# Bluetooth for most of others (custom patchram is needed only in legacy)
-		install -m 755 $SRC/packages/bsp/rk3399/brcm_patchram_plus_rk3399 $destination/usr/bin
-		cp $SRC/packages/bsp/rk3399/rk3399-bluetooth.service $destination/lib/systemd/system/
-
-	fi
-
-	return 0
-}
-