Memory limit link in out of memory notifcation needs updating

[jdaviescoates]

This notification:

Still links to

https://cloudron.io/documentation/apps/#increasing-the-memory-limit-of-an-app

Instead of:

https://cloudron.io/documentation/apps/#memory-limit

[girish]

@jdaviescoates Thanks! Fixed - https://git.cloudron.io/cloudron/box/-/commit/122ec75cb667197a550e8488c94062524b0713db