libupnpp: update to 0.20.1

Remove inactive maintainer.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/libupnpp/Makefile

@@ -8,14 +8,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libupnpp
-PKG_VERSION:=0.20.0
-PKG_RELEASE:=1
+PKG_VERSION:=0.20.1
+PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://www.lesbonscomptes.com/upmpdcli/downloads
-PKG_HASH:=5c75eb5d2336baec27be2342b4d53086cdd4f56a7756398a055028cb4a1eb00e
+PKG_HASH:=d4da986aeaa7124a1732ce3383b6ac8f28e20cab10f1916709f39e5499ae9c38
 
-PKG_MAINTAINER:=Petko Bordjukov <bordjukov@gmail.com>
+PKG_MAINTAINER:=
 PKG_LICENSE:=LGPL-2.1-or-later
 PKG_LICENSE_FILES:=COPYING