Deprecate Fund and Phortune prototype applications

Summary: See T15726

Test Plan: Go to /applications/ and see that Fund and Phortune say "Deprecated".

Reviewers: O1 Blessed Committers, speck

Reviewed By: O1 Blessed Committers, speck

Subscribers: speck, tobiaswiese, valerio.bozzolan, Matthew, Cigaryno

Differential Revision: https://we.phorge.it/D25533