Merge branch 'ps/ci-gitlab-enable-msvc-meson-job'

CI settings at GitLab has been updated to run MSVC based Meson job
automatically (as opposed to be done only upon manual request).

* ps/ci-gitlab-enable-msvc-meson-job:
  gitlab-ci: always run MSVC-based Meson job

Author: gitster

.gitlab-ci.yml

@@ -173,7 +173,6 @@ build:msvc-meson:
 test:msvc-meson:
   extends: .msvc-meson
   stage: test
-  when: manual
   timeout: 6h
   needs:
     - job: "build:msvc-meson"