chore: Use "create!" and "save!" bang methods when not checking the result (#5358)

* Use "create!" when not checking for errors on the result
* Use "save!" when not checking the result

app/controllers/devise_overrides/sessions_controller.rb

@@ -23,7 +23,7 @@ class DeviseOverrides::SessionsController < ::DeviseTokenAuth::SessionsControlle
 
   def authenticate_resource_with_sso_token
     @token = @resource.create_token
-    @resource.save
+    @resource.save!
 
     sign_in(:user, @resource, store: false, bypass: false)
     # invalidate the token after the user is signed in