[3/n] [landing] remove font icon from info block

Summary: design no longer calls for icons in the info blocks

Test Plan: make sure the font icon isn't being rendered

Reviewers: atul, ashoat

Reviewed By: atul, ashoat

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

Differential Revision: https://phabricator.ashoat.com/D2553