[gobject-introspection] gitlab-ci: allow failure for the msvc build for now

[Christoph Reiter <creiter src gnome org>]

commit 4f0f1f46a0122f4089213cbb1cc60da470efac13
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Sun Nov 4 13:57:13 2018 +0100

    gitlab-ci: allow failure for the msvc build for now
    
    It's broken again due to glib changes (maybe the __pragma() calls?).
    We still have the MinGW build using meson on Windows in the meantime.

 .gitlab-ci.yml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 357e673f..29ddc343 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -105,6 +105,7 @@ msys2-mingw32-python3:
 
 vs2017-x64-python3:
   stage: build
+  allow_failure: true
   tags:
     - win32
   script: