syncthing: update to 1.13.1

Also start using $(AUTORELEASE)

Signed-off-by: Paul Spooren <mail@aparcar.org>

utils/syncthing/Makefile

@@ -1,12 +1,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=syncthing
-PKG_VERSION:=1.12.1
-PKG_RELEASE:=0
+PKG_VERSION:=1.13.1
+PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE:=syncthing-source-v$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/syncthing/syncthing/releases/download/v$(PKG_VERSION)
-PKG_HASH:=f636441137650316b83809c177efb4df73be024547e056ea03dcf0ed627d81c7
+PKG_HASH:=bc5c431f28fb5bd219dcbeb68534e0da2b118a5ea6ed27edd17317aa84e08e5d
 
 PKG_BUILD_DIR=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)/$(PKG_NAME)