Doing it that way results in a nuisance prompt from Zoom every time you launch it complaining that it can't launch the opener.
Here's a modified version that deletes the app, removes the LoginItem if it exists, and makes the ~/.zoomus directory unwritable, which achieves the same thing but avoids the nag:
Here's a modified version that deletes the app, removes the LoginItem if it exists, and makes the ~/.zoomus directory unwritable, which achieves the same thing but avoids the nag: