Pass createTime as part of the join call (#2488)

spec/controllers/rooms_controller_spec.rb

@@ -251,6 +251,10 @@ describe RoomsController, type: :controller do
       @user = create(:user)
       @owner = create(:user)
       @room = @owner.main_room
+      allow_any_instance_of(BigBlueButton::BigBlueButtonApi).to receive(:create_meeting).and_return(
+        messageKey: "",
+        createTime: "1611793449622"
+      )
     end
 
     it "should use account name if user is logged in and meeting running" do
@@ -521,6 +525,10 @@ describe RoomsController, type: :controller do
         moderatorPW: "modpass",
         attendeePW: "attpass",
       )
+      allow_any_instance_of(BigBlueButton::BigBlueButtonApi).to receive(:create_meeting).and_return(
+        messageKey: "",
+        createTime: "1611793449622"
+      )
     end
 
     it "should redirect to join path if owner" do