mwan3: Use shebang in /etc/mwan3.user

To allow the script to define what it should be run with.
This let's the user use bash if it's available, or python, or perl, etc.

Signed-off-by: Brian J. Murrell <brian@interlinx.bc.ca>
Update PKG_VERSION to 2.10.11
Signed-off-by: Florian Eckert <fe@dev.tdt.de>

net/mwan3/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mwan3
-PKG_VERSION:=2.10.11
+PKG_VERSION:=2.10.12
 PKG_RELEASE:=1
 PKG_MAINTAINER:=Florian Eckert <fe@dev.tdt.de>, \
 		Aaron Goodman <aaronjg@alumni.stanford.edu>

net/mwan3/files/etc/hotplug.d/iface/16-mwan3-user

@@ -19,8 +19,7 @@
 		exit 0
 	}
 
-	env -i ACTION="$ACTION" INTERFACE="$INTERFACE" DEVICE="$DEVICE" \
-		/bin/sh /etc/mwan3.user
+	env -i ACTION="$ACTION" INTERFACE="$INTERFACE" DEVICE="$DEVICE" /etc/mwan3.user
 }
 
 exit 0