muninlite: fix irqstats plugin

The config() function of irqstats seems to contain a superfluous
semicolon, causing munin to choke on this plugin. This simple patch
fixes exactly that.

Signed-off-by: Jorik Jonker <jorik@kippendief.biz>

admin/muninlite/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=muninlite
 PKG_VERSION:=1.0.4
-PKG_RELEASE:=8
+PKG_RELEASE:=9
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/$(PKG_NAME)

admin/muninlite/patches/240-fix-irqstats.patch

@@ -0,0 +1,10 @@
+--- a/plugins/irqstats	2007-11-30 11:39:08.000000000 +0100
++++ b/plugins/irqstats	2018-08-29 08:20:50.809468406 +0200
+@@ -1,6 +1,6 @@
+ config_irqstats() {
+   echo "graph_title Individual interrupts
+-graph_args --base 1000 -l 0;
++graph_args --base 1000 -l 0
+ graph_vlabel interrupts / \${graph_period}
+ graph_category system"
+   CPUS=$(grep 'CPU[0-9]' /proc/interrupts | wc -w)