glibmm: bump to version 2.52.0

Signed-off-by: Adam Duskett <aduskett@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/glibmm/glibmm.hash

@@ -1,2 +1,2 @@
-# From http://ftp.gnome.org/pub/gnome/sources/glibmm/2.50/glibmm-2.50.0.sha256sum
-sha256	df726e3c6ef42b7621474b03b644a2e40ec4eef94a1c5a932c1e740a78f95e94	glibmm-2.50.0.tar.xz
+# From http://ftp.gnome.org/pub/GNOME/sources/glibmm/2.52/glibmm-2.52.0.sha256sum
+sha256	81b8abf21c645868c06779abc5f34efc1a51d5e61589dab2a2ed67faa8d4811e glibmm-2.52.0.tar.xz

package/glibmm/glibmm.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GLIBMM_VERSION_MAJOR = 2.50
+GLIBMM_VERSION_MAJOR = 2.52
 GLIBMM_VERSION = $(GLIBMM_VERSION_MAJOR).0
 GLIBMM_LICENSE = LGPL-2.1+ (library), GPL-2.0+ (tools)
 GLIBMM_LICENSE_FILES = COPYING COPYING.tools