[gtk/wip/exalm/test: 26/37] tests: Remove testmodelbutton

[Alexander Mikhaylenko <alexm src gnome org>]

commit c9760ed456b96342d7dd63c0a839892846a5926f
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Mon May 11 19:03:53 2020 +0500

    tests: Remove testmodelbutton
    
    GtkModelButton is private now, so it can't work anymore.

 tests/meson.build       |  1 -
 tests/testmodelbutton.c | 98 -------------------------------------------------
 2 files changed, 99 deletions(-)
---
diff --git a/tests/meson.build b/tests/meson.build
index a6a386ef4b..03bb928fd4 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -63,7 +63,6 @@ gtk_tests = [
   ['testlevelbar'],
   ['testlockbutton'],
   ['testmenubutton'],
-  ['testmodelbutton'],
   ['testmountoperation'],
   ['testnotebookdnd'],
   ['testnouiprint'],