build: Updating eslint-config-wikimedia to 0.28.2

Change-Id: I49e4ffb7395cedd5118affa0eb338ab1562344d8
Reviewed-on: https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CSS/+/1047663
Tested-by: jenkins-bot
Reviewed-by: Libraryupgrader <tools.libraryupgrader@tools.wmflabs.org>
2 files changed