remove specs related to zoom url validation

spec/controllers/admin/casting_submissions_controller_spec.rb

@@ -37,16 +37,6 @@ RSpec.describe Admin::CastingSubmissionsController, type: :controller do
         post :create, params: { casting_submission: casting_submission_params }
       }.to change(CastingSubmission, :count)
     end
-
-    it "does not create new record if zoom meeting url is not valid" do
-      expect {
-        post :create, params: {
-          casting_submission: casting_submission_params
-            .except(:zoom_meeting_url)
-            .merge(zoom_meeting_url: "malformed_url")
-        }
-      }.to change(CastingSubmission, :count).by(0)
-    end
   end
 
   describe "#edit" do