Redirect /community/gigs to /gigs

Current behavior: When user visits https://www.topcoder.com/community/gigs, they see screenshot below

Expected behavior: When user visits https://www.topcoder.com/community/gigs automatically redirect them to https://www.topcoder.com/gigs. There should not be the existing URL or page. The user should not need to click anywhere to get redirected to the new URL

cc @Oanh-and-only-Oanh @hokienick

Final Submission Guidelines

Git issue link: https://github.com/topcoder-platform/community-app/issues/4895