[web] [fix] updated icons component

Summary: fix the "filled" icon, it's now message-filed-round and outline-key to key

Test Plan: N/A this will break production because we don't have the new icon json yet. Nothing to test.

Reviewers: atul, ashoat

Reviewed By: atul, ashoat

Subscribers: ashoat, palys-swm, Adrian, karol-bisztyga

Differential Revision: https://phabricator.ashoat.com/D3294