[web] [fix] update cloud icon to correct size with paddings

Summary: update font size so cloud icon in bread crumb is the correct size

Test Plan: go to figma, check the sizes match: https://www.figma.com/file/a1nkbWgbgjRlrOY9LVurTz/?node-id=1170%3A77104

Reviewers: atul, ashoat

Reviewed By: atul, ashoat

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

Differential Revision: https://phabricator.ashoat.com/D3326