[gtranslator] Enable checks in release to avoid crash

[Daniel Garcia Moreno <danigm src gnome org>]

commit d654ff92bfbd1c1f486b1ec62bf0858f1fb99648
Author: Daniel García Moreno <danigm wadobo com>
Date:   Mon Oct 29 12:49:43 2018 +0100

    Enable checks in release to avoid crash
    
    The G_DISABLE_CHECKS flag disables all the g_return_if_fail functions
    and we're using that kind of function for early returns when the param
    aren't correct so we need to remove that to make the app works in
    release mode.

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index f9efcdf5..c178ece9 100644
--- a/meson.build
+++ b/meson.build
@@ -81,7 +81,7 @@ if gtr_debug
 elif gtr_buildtype == 'release'
   common_flags += [
     '-DG_DISABLE_ASSERT',
-    '-DG_DISABLE_CHECKS',
+    #'-DG_DISABLE_CHECKS',
     '-DG_DISABLE_CAST_CHECKS',
   ]
 endif