mpd: bump to version 0.20.15

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

package/mpd/mpd.hash

@@ -1,2 +1,2 @@
 # Locally calculated after checking pgp signature
-sha256  7d59afa1e7aabe5f7ad2d66eb274b0d54568b4110a783dfe8e74bd0f94e3f781  mpd-0.20.14.tar.xz
+sha256  c69c4f67e665380ea3bbde6cff8958edc85f7cd40e7918ae5ce0a2184ca9eb40  mpd-0.20.15.tar.xz

package/mpd/mpd.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 MPD_VERSION_MAJOR = 0.20
-MPD_VERSION = $(MPD_VERSION_MAJOR).14
+MPD_VERSION = $(MPD_VERSION_MAJOR).15
 MPD_SOURCE = mpd-$(MPD_VERSION).tar.xz
 MPD_SITE = http://www.musicpd.org/download/mpd/$(MPD_VERSION_MAJOR)
 MPD_DEPENDENCIES = host-pkgconf boost