Group similar dashboard progress tests together

All these tests were basically checking the same things. Since system
tests are slow, we're grouping them together so executing them is
slightly faster.

spec/system/dashboard/dashboard_spec.rb

@@ -47,14 +47,6 @@ describe "Proposal's dashboard" do
     end
   end
 
-  scenario "Dashboard progress show proposed actions" do
-    action = create(:dashboard_action, :proposed_action, :active)
-
-    visit progress_proposal_dashboard_path(proposal)
-
-    expect(page).to have_content(action.title)
-  end
-
   scenario "Dashboard progress show proposed actions truncated description" do
     action = create(:dashboard_action, :proposed_action, :active, description: "One short action")
     action_long = create(:dashboard_action, :proposed_action, :active,
@@ -105,28 +97,14 @@ describe "Proposal's dashboard" do
     visit progress_proposal_dashboard_path(proposal)
 
     within "#proposed_actions_pending" do
-      expect(page).to have_content(action.title)
+      expect(page).to have_content action.title
     end
-  end
 
-  scenario "Dashboard progress display proposed_action done on his section" do
-    action = create(:dashboard_action, :proposed_action, :active)
-
-    visit progress_proposal_dashboard_path(proposal)
     find(:css, "#dashboard_action_#{action.id}_execute").click
 
     within "#proposed_actions_done" do
-      expect(page).to have_content(action.title)
+      expect(page).to have_content action.title
     end
-  end
-
-  scenario "Dashboard progress can execute proposed action" do
-    action = create(:dashboard_action, :proposed_action, :active)
-
-    visit progress_proposal_dashboard_path(proposal)
-    expect(page).to have_content(action.title)
-
-    find(:css, "#dashboard_action_#{action.id}_execute").click
     expect(page).not_to have_css "#dashboard_action_#{action.id}_execute"
   end