Update package asterisk-chan-voicemngr

Set connection as -1 in chan_voicemngr_close_connection() if there is
other call on the line.

net/asterisk-chan-voicemngr/Makefile

@@ -9,12 +9,12 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=asterisk-chan-voicemngr
 PKG_RELEASE:=2
-PKG_VERSION:=2.1.10
+PKG_VERSION:=2.1.11
 PKG_LICENSE:=GPL-2.0
 
 LOCAL_DEV=0
 ifneq ($(LOCAL_DEV),1)
-PKG_SOURCE_VERSION:=d5303e463f055ce1d398f7c58c6af717c831f34f
+PKG_SOURCE_VERSION:=44be72ace6c744492f6af288f8058bcc28dd1479
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_SOURCE_URL:=https://dev.iopsys.eu/voice/asterisk-chan-voicemngr.git
 PKG_SOURCE_PROTO:=git