[vala] (17 commits) Non-fast-forward update to branch wip/ci

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ci' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  12ad853... coverage: Build gidl-bindings
  d904b6e... ci: Add .gitlab-ci.yml
  7eb23c4... ci: Add ubuntu:16.04 run with gcc
  6d0668a... ci: Add ubuntu:18.04 run with gcc
  8bd5aac... ci: Add fedora:latest run with clang
  96a5870... ci: Add archlinux/base:latest run with gcc
  2bca2b0... ci: archlinux/bison - https://bugs.archlinux.org/task/64165
  66f41b2... ci: Always deploy

Commits added to the branch:

  b5442af... vala: VoidType is actually compatible with itself (*)
  7d772d3... vala: Improve handling of "void" as generic type (*)
  f4bad5f... vala: Keep formal_target_type when transforming method-call (*)
  8cd5a57... tests: Fix and make fast-vapi test actually fatal (*)
  a6112f0... vala: Add a basic parameter check for [Print] methods (*)
  0f518f8... gstreamer: Update from 1.17.0+ git master (*)
  e68c0fa... gtk4: Update to 3.96.0+5e11a2ae (*)
  e5dcf78... vapi: Update GIR-based bindings (*)
  cc20843... pango: Update to 1.44+ (*)
  5bd89c6... coverage: Build gidl-bindings
  e42398f... ci: Add .gitlab-ci.yml
  03095ac... ci: Add ubuntu:16.04 run with gcc
  f5c5420... ci: Add ubuntu:18.04 run with gcc
  edc0851... ci: Add fedora:latest run with clang
  faa2786... ci: Add archlinux/base:latest run with gcc
  fc8ec02... ci: archlinux/bison - https://bugs.archlinux.org/task/64165
  d2af5c9... ci: Always deploy

(*) This commit already existed in another branch; no separate mail sent