[libchamplain] Enable vapigen for CI

[Jiří Techet <jiritechet src gnome org>]

commit 431b34d353d64ad3c56b2d4eda26c6cc799496c3
Author: Jiří Techet <techet gmail com>
Date:   Sat Feb 9 18:57:34 2019 +0100

    Enable vapigen for CI

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f5322c1..a60637e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,7 +6,7 @@ stages:
 
 before_script:
   - dnf install -y gcc ccache gettext gtk-doc meson ninja-build redhat-rpm-config
-  - dnf install -y glib2-devel clutter-devel gtk3-devel clutter-gtk-devel cairo-devel sqlite-devel 
libsoup-devel gobject-introspection-devel
+  - dnf install -y glib2-devel clutter-devel gtk3-devel clutter-gtk-devel cairo-devel sqlite-devel 
libsoup-devel gobject-introspection-devel vala-devel
 
 .ccache-setup: &ccache-setup
   variables:
@@ -19,7 +19,7 @@ build-champlain:
     - mkdir -p _ccache
     - ccache --zero-stats
     - ccache --show-stats
-    - meson -Dwidgetry=true -Ddemos=true -Dgtk_doc=true -Dintrospection=true _build .
+    - meson -Dwidgetry=true -Ddemos=true -Dgtk_doc=true -Dintrospection=true -Dvapi=true _build .
     - ninja -C _build
     - ninja -C _build test
     - ninja -C _build champlain-doc