Update imdb extension

[owain-williams]

Description

Allows people who are conscious of certain content to go straight to the Parents Guide section of a film/game/show. A timesaver for many families with young children.

Opens the following template literal in the browser https://www.imdb.com/title/${imdbID}/parentalguide

Screencast

Checklist

• [x] I read the extension guidelines
• [x] I read the documentation about publishing
• [x] I ran npm run build and tested this distribution build in Raycast
• [x] I checked that files in the assets folder are used by the extension itself
• [x] I checked that assets used by the README are placed outside of the metadata folder