Replace snake case CSS classes with kebab case
As I was working on multiple assignees for issues, I noticed that there was a place where we were reference a snake case CSS class name. We should rename existing snake case CSS classes to kebab case to conform to our existing guidelines
git grep author_link -- '*.scss'
app/assets/stylesheets/framework/common.scss:.author_link {
app/assets/stylesheets/framework/lists.scss: .author_link {
app/assets/stylesheets/pages/detail_page.scss: .author_link {
app/assets/stylesheets/pages/issuable.scss: .author_link {
app/assets/stylesheets/pages/issuable.scss: .author_link {
app/assets/stylesheets/pages/notes.scss: .author_link {