Forums on top navigation should take use to Vanilla Forums

[Oanh-and-only-Oanh]

Currently, when user clicks Forums, it takes user to our legacy Jive Forums.

Expected: When user clicks Forums on top navigation, user should be taken to Vanilla Forums https://discussions.topcoder.com/

[luizrrodrigues]

@Oanh-and-only-Oanh:

• When click in forum link, will keep opening in new window?

[luizrrodrigues]

@SathyaJayabal Deployed to QA and Stag envs.

[SathyaJayabal]

@luizrrodrigues , forums links in the footer needs to be updated too (for logged in and not logged in users).

[luizrrodrigues]

@SathyaJayabal I'll update and push shortly

[luizrrodrigues]

@SathyaJayabal Updated and deployed to QA env.