mpd-mpc: bump to version 0.28

The download has a .sig file so use it.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/mpd-mpc/mpd-mpc.hash

@@ -1,2 +1,2 @@
-# Locally computed
-sha256	45a2be0a6dea65ed43f631294c24e74b83c8ee66d1ba6ab47d0744ddb1e62064	mpc-0.27.tar.xz
+# Locally calculated after checking pgp signature
+sha256	a4337d06c85dc81a638821d30fce8a137a58d13d510be34a11c1cce95cabc547	mpc-0.28.tar.xz

package/mpd-mpc/mpd-mpc.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 MPD_MPC_VERSION_MAJOR = 0
-MPD_MPC_VERSION = $(MPD_MPC_VERSION_MAJOR).27
+MPD_MPC_VERSION = $(MPD_MPC_VERSION_MAJOR).28
 MPD_MPC_SITE = http://www.musicpd.org/download/mpc/$(MPD_MPC_VERSION_MAJOR)
 MPD_MPC_SOURCE = mpc-$(MPD_MPC_VERSION).tar.xz
 MPD_MPC_LICENSE = GPLv2+