fix: removed signed_out notification

app/controllers/sessions_controller.rb

@@ -37,6 +37,12 @@ class SessionsController < Devise::SessionsController
     end
   end
 
+  def destroy
+    super
+    # hide the signed_out notice
+    flash[:notice] = nil
+  end
+
   private
 
   # Handle an "initial setup" state, where there's only one user, it's an admin,

changelogs/unreleased/25294-remove-signed-out-msg.yml

+---
+title: 'fix: removed signed_out notification'
+merge_request: 7958
+author: jnoortheen

spec/support/login_helpers.rb

@@ -75,7 +75,8 @@ module LoginHelpers
   def logout
     find(".header-user-dropdown-toggle").click
     click_link "Sign out"
-    expect(page).to have_content('Signed out successfully')
+    # check the sign_in button
+    expect(page).to have_button('Sign in')
   end
 
   # Logout without JavaScript driver