[gtk-osx] Update glibmm to 2.52.1 in which Bug 781947 is fixed.

[John Ralls <jralls src gnome org>]

commit 4215a38c938cd0ec73e7fc9eb92fada48014ee58
Author: John Ralls <jralls ceridwen us>
Date:   Wed Sep 6 07:38:14 2017 -0700

    Update glibmm to 2.52.1 in which Bug 781947 is fixed.

 modulesets-stable/gtk-osx-gtkmm.modules |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/modulesets-stable/gtk-osx-gtkmm.modules b/modulesets-stable/gtk-osx-gtkmm.modules
index 618c1de..283e4bc 100644
--- a/modulesets-stable/gtk-osx-gtkmm.modules
+++ b/modulesets-stable/gtk-osx-gtkmm.modules
@@ -37,9 +37,8 @@
   </autotools>
 
   <autotools id="glibmm" autogen-sh="autoreconf">
-    <branch module="glibmm/2.50/glibmm-2.50.1.tar.xz" version="2.50.1"
-            hash="sha256:1fd85051da9cb402cc8348cec72dfe4d79f9345df4a1dbf68703a4ded45846a4">
-            <patch 
file="https://git.gnome.org/browse/gtk-osx/plain/patches/glibmm-Bug-781947-Build-fails-on-MacOS-because-glib-doesn-t.patch";
 strip="1"/>
+    <branch module="glibmm/2.52/glibmm-2.52.1.tar.xz" version="2.52.1"
+            hash="sha256:dc19d20fb6b24d6b6da7cbe1b2190b38ae6ad64e6b93fecdcce71b995f43c975">
     </branch>
     <dependencies>
       <dep package="glib"/>