Consistently use middle dot (·) instead of bullet (•) to separate items (#25248)

.eslintrc.js

.haml-lint.yml

.rubocop.yml

...s/admin/email_domain_blocks/_email_domain_block.html.haml

app/views/admin/export_domain_blocks/_domain_block.html.haml

app/views/admin/instances/_instance.html.haml

app/views/admin/instances/show.html.haml

app/views/admin/ip_blocks/_ip_block.html.haml

app/views/admin/roles/_role.html.haml

app/views/admin/trends/links/_preview_card.html.haml

app/views/admin/trends/statuses/_status.html.haml

app/views/admin/trends/tags/_tag.html.haml

app/views/admin/webhooks/_webhook.html.haml

app/views/admin_mailer/_new_trending_links.text.erb

app/views/admin_mailer/_new_trending_statuses.text.erb

app/views/admin_mailer/_new_trending_tags.text.erb

app/views/oauth/authorized_applications/index.html.haml

lib/linter/haml_middle_dot.rb

lib/linter/rubocop_middle_dot.rb