[gtk] (12 commits) Non-fast-forward update to branch wip/chergert/textundo

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/textundo' 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:

  bbfa3f3... texthistory: add GtkTextHistory helper
  bd8a2e8... textview: add undo/redo support to GtkTextView
  e3711a1... editable: add enable-undo property
  5bf0ad1... entrybuffer: remove text in ::deleted-text default handler
  d2eef7f... text: add undo support to GtkText
  c536a2b... gtk-demo: wrap text operations in irreversible actions
  7e082a7... gtk-demo: add an undo demo for GtkEntry
  df08ea9... gtk-demo: add a demo for TextView undo/redo
  af1463a... gtk-demo: set irreversable actions for textview demos
  2990c10... migration: add GtkEntryBuffer::deleted-text to migration gu

Commits added to the branch:

  b271db4... ci: Allow msys2 jobs to fail (*)
  fbea677... Updated Spanish translation (*)
  5e34121... texthistory: add GtkTextHistory helper
  15b3c0f... textview: add undo/redo support to GtkTextView
  2e1d157... editable: add enable-undo property
  00614da... entrybuffer: remove text in ::deleted-text default handler
  1baee29... text: add undo support to GtkText
  8123e8c... gtk-demo: wrap text operations in irreversible actions
  05cbaaf... gtk-demo: add an undo demo for GtkEntry
  69ded53... gtk-demo: add a demo for TextView undo/redo
  12a9796... gtk-demo: set irreversable actions for textview demos
  c07eb61... migration: add GtkEntryBuffer::deleted-text to migration gu

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