remove unused class name

app/views/projects/snippets/_actions.html.haml

 .hidden-xs
   - if can?(current_user, :update_project_snippet, @snippet)
-    = link_to edit_namespace_project_snippet_path(@project.namespace, @project, @snippet), class: "btn btn-grouped snippable-edit" do
+    = link_to edit_namespace_project_snippet_path(@project.namespace, @project, @snippet), class: "btn btn-grouped" do
       Edit
   - if can?(current_user, :update_project_snippet, @snippet)
     = link_to namespace_project_snippet_path(@project.namespace, @project, @snippet), method: :delete, data: { confirm: "Are you sure?" }, class: "btn btn-grouped btn-danger", title: 'Delete Snippet' do
       Delete
   - if can?(current_user, :create_project_snippet, @project)
-    = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: 'btn btn-grouped btn-create new-snippet-link', title: "New snippet" do
+    = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: 'btn btn-grouped btn-create', title: "New snippet" do
       New snippet
 - if can?(current_user, :create_project_snippet, @project) || can?(current_user, :update_project_snippet, @snippet)
   .visible-xs-block.dropdown

app/views/snippets/_actions.html.haml

 .hidden-xs
   - if can?(current_user, :update_personal_snippet, @snippet)
-    = link_to edit_snippet_path(@snippet), class: "btn btn-grouped snippable-edit" do
+    = link_to edit_snippet_path(@snippet), class: "btn btn-grouped" do
       Edit
   - if can?(current_user, :admin_personal_snippet, @snippet)
     = link_to snippet_path(@snippet), method: :delete, data: { confirm: "Are you sure?" }, class: "btn btn-grouped btn-danger", title: 'Delete Snippet' do
       Delete
   - if current_user
-    = link_to new_snippet_path, class: "btn btn-grouped btn-create new-snippet-link", title: "New snippet" do
+    = link_to new_snippet_path, class: "btn btn-grouped btn-create", title: "New snippet" do
       New snippet
 - if current_user
   .visible-xs-block.dropdown