[gimp] (6 commits) Non-fast-forward update to branch wip/Jehan/incremental-win-installer-improvements

[Jehan <jehanp src gnome org>]

The branch 'wip/Jehan/incremental-win-installer-improvements' 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:

  40d6d9b... build: some cleanup in build scripts for Windows.
  71e81c8... build: custom build of GLib with additional patch.
  4ab07a1... Keep the build directory to check the logs!
  4d3b453... build: move glib-networking modules into our custom glib pr

Commits added to the branch:

  98cad6d... Update Spanish translation (*)
  63f7547... build: some cleanup in build scripts for Windows. (*)
  74d3ad7... build: custom build of GLib with additional patch. (*)
  9572cb4... gitlab-ci: keep the Windows native builds' config.log. (*)
  dc3cc6f... build: move glib-networking modules into our custom glib pr (*)
  a4be3be... build: test.

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