nft-qos: Update init script

This replaces the use of uci_validate_section() with
uci_load_validate(), which removes the need to declare local variables
for every config option.

This also adds a validate section to service_triggers(), and fixes some
variable name typos in qosdef_init_static().

Signed-off-by: Jeffery To <jeffery.to@gmail.com>

net/nft-qos/files/nft-qos.init

@@ -14,6 +14,12 @@ USE_PROCD=1
 
 service_triggers() {
 	procd_add_reload_trigger nft-qos
+
+	procd_open_validate
+	qosdef_validate_dynamic
+	qosdef_validate_static
+	qosdef_validate_priority
+	procd_close_validate
 }
 
 start_service() {
@@ -26,9 +32,9 @@ start_service() {
 
 	qosdef_init_header
 	qosdef_init_monitor
-	qosdef_init_dynamic
-	qosdef_init_static
-	qosdef_init_priority
+	qosdef_validate_dynamic default qosdef_init_dynamic
+	qosdef_validate_static default qosdef_init_static
+	qosdef_validate_priority default qosdef_init_priority
 	qosdef_init_done
 	qosdef_start
 }