codemod `<Icon />` on `client/web/nav`, `client/web/tree`, `client/web/site`...

Created by: gitstart-sourcegraph

Description

Applied codemod on codebase to migrate usage of <Icon /> component

SG Issue Gitstart Ticket

Preview App

Storybook Frontend

Test plan

Open web app compare icons displayed on pages with their equivalent on production environment Confirm there are no UI differences between both instances.

Migrated Directories

client/web/nav
client/web/tree
client/web/site
client/web/savedSearches/
client/web/onboarding-tour/
client/web/marketing/
client/web/global
client/web/communitySearchContext
client/web/batches