[gtk] (8 commits) ...Merge branch 'wip/otte/for-master' into 'master'

[Benjamin Otte <otte src gnome org>]

Summary of changes:

  cce6a60... label: max-width-chars has no effect on smaller text (*)
  81169d1... label: max-width-chars should be ignored sometimes (*)
  1290424... demos: Update for climate change and Covid (*)
  b004706... Revert "sizerequest: Only check reported baselines if reque (*)
  afe94e3... boxlayout: Don't listen to comments (*)
  0a31201... boxlayout: Split loop into if statmement (*)
  76c4673... boxlayout: Fix broken min-size-for-opposite-size (*)
  08d4820... Merge branch 'wip/otte/for-master' into 'master'

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