[gnome-calendar/gnome-3-36] build: Include src/ files

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit cbc005e27a15ce5d915b0411767adfcab137b9ce
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Mar 17 00:40:58 2020 -0300

    build: Include src/ files
    
    This will be required by tests in order to
    find headers in src/

 src/meson.build | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/meson.build b/src/meson.build
index 7311b53d..2244b076 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -74,6 +74,7 @@ gcal_deps += libgcal_generated_sources_dep
 
 calendar_incs = [
   top_inc,
+  include_directories('.'),
   include_directories('core'),
   include_directories('gui'),
   include_directories(join_paths('gui', 'calendar-management')),