Remove unneeded `.card` Bootstrap CSS class

app/views/groups/group_members/index.html.haml

@@ -51,7 +51,6 @@
           %span.badge.badge-pill= @requesters.count
   .tab-content
     #tab-members.tab-pane{ class: ('active' unless invited_active) }
-      .card.card-without-border
       - unless filtered_search_enabled
         = render 'shared/members/tab_pane/header' do
           = render 'shared/members/tab_pane/title' do
@@ -73,7 +72,6 @@
       = paginate @members, theme: 'gitlab', params: { invited_members_page: nil, search_invited: nil }
     - if @group.shared_with_group_links.any?
       #tab-groups.tab-pane
-        .card.card-without-border
         - unless filtered_search_enabled
           = render 'shared/members/tab_pane/header' do
             = render 'shared/members/tab_pane/title' do
@@ -83,7 +81,6 @@
             .spinner.spinner-md
     - if show_invited_members
       #tab-invited-members.tab-pane{ class: ('active' if invited_active) }
-        .card.card-without-border
         - unless filtered_search_enabled
           = render 'shared/members/tab_pane/header' do
             = render 'shared/members/tab_pane/title' do
@@ -96,7 +93,6 @@
         = paginate @invited_members, param_name: 'invited_members_page', theme: 'gitlab', params: { page: nil }
     - if show_access_requests
       #tab-access-requests.tab-pane
-        .card.card-without-border
         - unless filtered_search_enabled
           = render 'shared/members/tab_pane/header' do
             = render 'shared/members/tab_pane/title' do