Fix registration type field highlighted in admin meeting creation form (

#9160) (#9254)

* Remove trigger from meeting_form.js in order to avoid rendering error message before form completion

* Test that the error is no longer displayed on form.

Co-authored-by: roxanaopr <66411127+roxanaopr@users.noreply.github.com>

decidim-meetings/app/packs/src/decidim/meetings/admin/meetings_form.js

@@ -118,7 +118,7 @@ $(() => {
       toggleDependsOnSelect($target, $meetingRegistrationUrl, "on_different_platform");
     });
 
-    $meetingRegistrationType.trigger("change");
+    toggleDependsOnSelect($meetingRegistrationType, $meetingRegistrationUrl, "on_different_platform");
 
     const $meetingTypeOfMeeting = $form.find("#meeting_type_of_meeting");
     const $meetingOnlineFields = $form.find(".field[data-meeting-type='online']");

decidim-meetings/spec/system/admin/admin_manages_meetings_spec.rb

@@ -443,6 +443,14 @@
       end
     end
 
+    it "doesn't display error message when opening meeting's create form" do
+      find(".card-title a.button").click
+
+      within "label[for='meeting_registration_type']" do
+        expect(page).to have_no_content("There's an error in this field.")
+      end
+    end
+
     it "creates a new meeting", :slow do
       find(".card-title a.button").click