kernel filogic - use extension_hook_opt_out for ntsync

Author: tabrisnet

config/sources/families/filogic.conf

@@ -21,7 +21,7 @@ declare -g IMAGE_PARTITION_TABLE="gpt"
 declare -g LINUXFAMILY=filogic
 
 # filogic is a network platform so Proton/WINE isn't probable.
-unset -f armbian_kernel_config__enable_ntsync
+extension_hook_opt_out "armbian_kernel_config__enable_ntsync"
 
 # This build requires xxd
 function add_host_dependencies__filogic_add_xxd_hostdep() {