茵符草

Results 2 issues of 茵符草

### Describe the error When i run `manimgl xxx.py xxx` everything is good and when there's only code `self.wait()` and run `manimgl xxx.py xxx -w` it will be fine too,...

There's a param "optionsPerPage" on type "multiselect" & "autocompleteMultiselect", but not declared in the type define. Here's a PR to solve it.