Upgrade lang/vala to 0.36.12:
0.36.12
- manual: Update from wiki.gnome.org
- compiler: Prefix headers for set_cheader_override() if includedir is given
- codegen: Avoid critical when connecting dynamic signals
- codegen: Fix GDestroyNotify of delegate parameters in delegate declaration
0.36.11
- Regression fix
- codegen: Don't try to infer error argument on async begin methods [#793158] This was a regression introduced by [#614294]
PR: 225947
Reported by: Ryan Stark <rstark@rackspace.com>, cpm