libupnpp: bump to version 0.15.2

Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libupnpp/libupnpp.hash

@@ -1,2 +1,2 @@
-# Hashes from: http://www.lesbonscomptes.com/upmpdcli/downloads/libupnpp-0.15.1.tar.gz.sha256
-sha256  c558e6285d61485e656bc973511396665b68b1d5cfa34db5fa4e64e0f2026c3a  libupnpp-0.15.1.tar.gz
+# Hashes from: http://www.lesbonscomptes.com/upmpdcli/downloads/libupnpp-0.15.2.tar.gz.sha256
+sha256  3abcc0c951ac37b92b9b1f6d10255a5b54353a1cb43a58d48324c08c6e41a6ab  libupnpp-0.15.2.tar.gz

package/libupnpp/libupnpp.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBUPNPP_VERSION = 0.15.1
+LIBUPNPP_VERSION = 0.15.2
 LIBUPNPP_SITE = http://www.lesbonscomptes.com/upmpdcli/downloads
 LIBUPNPP_LICENSE = GPL-2.0+
 LIBUPNPP_LICENSE_FILES = COPYING