Merge pull request #1775 from searxng/dependabot/pip/master/yamllint-1.28.0

Bump yamllint from 1.27.1 to 1.28.0

requirements-dev.txt

@@ -17,6 +17,6 @@ sphinx-notfound-page==0.8.3
 myst-parser==0.18.0
 linuxdoc==20211220
 aiounittest==1.4.2
-yamllint==1.27.1
+yamllint==1.28.0
 wlc==1.13
 coloredlogs==15.0.1