[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:

  d85eb74... coverage: Build gidl-bindings
  a1a3faf... ci: Add .gitlab-ci.yml
  8505ab1... ci: Add ubuntu:16.04 run with gcc
  2fac9e7... ci: Add archlinux:latest run with gcc
  6989664... ci: Add alpine:edge run with gcc
  447b0b3... ci: Add fedora:rawhide run with clang
  93b881b... Fedora rawhide is broken
  688f2ac... ci: Use Fedora 34 (broken DBus)
  f9d3357... Ubuntu devel is broken
  48b0d11... Alpine edge is broken
  fd67290... ci: Build manual as pdf and html
  9166d0f... ci: Always deploy

Commits added to the branch:

  0e9b381... tests: Skip constants/member-access-enum.vala for ASAN (*)
  de16820... tests: Add XFAIL tests if undefined behavior sanitizer is e (*)
  d74400b... Support "emit" for explicit signal emission (*)
  a24f442... Add native support to specify non default length-type for a (*)
  62bb360... tests: Add "async signal handler" test to increase coverage (*)
  1d88555... coverage: Build gidl-bindings
  b8da9a6... ci: Add .gitlab-ci.yml
  015a6e7... ci: Add ubuntu:16.04 run with gcc
  d4b046a... ci: Add archlinux:latest run with gcc
  c5441a6... ci: Add alpine:edge run with gcc
  fa00cce... ci: Add fedora:rawhide run with clang
  29a0c28... Fedora rawhide is broken
  646cf76... ci: Use Fedora 34 (broken DBus)
  d0c1119... Ubuntu devel is broken
  1f5ed4c... Alpine edge is broken
  ea73d15... ci: Build manual as pdf and html
  57a2395... ci: Always deploy

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