[gtk-osx] Forgot the strip arg on the gdk-pixbuf patch.

[John Ralls <jralls src gnome org>]

commit 47514db2010065b2098cf84f3e753cb9a552770a
Author: John Ralls <jralls ceridwen us>
Date:   Thu Aug 1 12:45:19 2019 -0700

    Forgot the strip arg on the gdk-pixbuf patch.

 modulesets-stable/gtk-osx.modules | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/modulesets-stable/gtk-osx.modules b/modulesets-stable/gtk-osx.modules
index 6312102..4db1615 100644
--- a/modulesets-stable/gtk-osx.modules
+++ b/modulesets-stable/gtk-osx.modules
@@ -164,7 +164,7 @@
   <meson id="gdk-pixbuf" mesonargs="-Dx11=false -Dman=false">
     <branch module="gdk-pixbuf/2.38/gdk-pixbuf-2.38.0.tar.xz" version="2.38.0"
             hash="sha256:dd50973c7757bcde15de6bcd3a6d462a445efd552604ae6435a0532fbbadae47">
-      <patch file="https://gitlab.gnome.org/GNOME/gtk-osx/raw/master/patches/gdk-pixbuf-loader-name.patch"/>
+      <patch file="https://gitlab.gnome.org/GNOME/gtk-osx/raw/master/patches/gdk-pixbuf-loader-name.patch"; 
strip="1"/>
     </branch>
     <after>
       <dep package="pango"/>