firewall4: update to latest Git HEAD

f5fcdcf cli: introduce test mode and refuse firewall restart on errors
a540f6d fw4: fix cosmetic issue with per-ruleset and per-table include paths
695e821 doc: fix swapped include positions in nftables.d README

Signed-off-by: Jo-Philipp Wich <[email protected]>

package/network/config/firewall4/Makefile

@@ -9,9 +9,9 @@ PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/firewall4.git
-PKG_SOURCE_DATE:=2022-08-12
-PKG_SOURCE_VERSION:=a4484d4612931800583a7219271b63224491244c
-PKG_MIRROR_HASH:=f23799cf619395eab0c46050bb52b0a177e37056ff11dc146be6a358af367ae2
+PKG_SOURCE_DATE:=2022-09-01
+PKG_SOURCE_VERSION:=f5fcdcf2c51f6f0a4b116c352000c4fe0523be77
+PKG_MIRROR_HASH:=57ef6f161abdd323019c026c959ab875fdfd3c972b8dc7767623634b1c259138
 PKG_MAINTAINER:=Jo-Philipp Wich <[email protected]>
 PKG_LICENSE:=ISC