[gnome-build-meta/alatiera/3-30-gtk3-24-7] sdk/gtk+-3.bst: bump to 3.24.7

[Jordan Petridis <jpetridis src gnome org>]

commit d6c3d1a0429fa42d389d492eceec5e7bc633af65
Author: Jordan Petridis <jpetridis gnome org>
Date:   Tue Apr 9 21:37:17 2019 +0300

    sdk/gtk+-3.bst: bump to 3.24.7
    
    Close #158

 elements/sdk/gtk+-3.bst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/elements/sdk/gtk+-3.bst b/elements/sdk/gtk+-3.bst
index 59e5aef4..36a4c71a 100644
--- a/elements/sdk/gtk+-3.bst
+++ b/elements/sdk/gtk+-3.bst
@@ -1,8 +1,8 @@
 kind: autotools
 sources:
 - kind: tar
-  url: https://download.gnome.org/sources/gtk+/3.24/gtk+-3.24.5.tar.xz
-  ref: 0be5fb0d302bc3de26ab58c32990d895831e2b7c7418d0ffea1206d6a3ddb02f
+  url: https://download.gnome.org/sources/gtk+/3.24/gtk+-3.24.7.tar.xz
+  ref: 52121144a2df4babed75eb5f34de130a46420101fde3ae216d3142df8a481520
 depends:
 - sdk/at-spi2-atk.bst
 - sdk/atk.bst