Leantime v3.1.3

Other Changes

• [Changelog CI] Add Changelog for Version 3.1.2 by @github-actions in #2486
• Default theme fixes by @marcelfolaron in #2491
• [Snyk] Upgrade @fortawesome/fontawesome-free from 6.5.1 to 6.5.2 by @broskees in #2489
• [Snyk] Upgrade @sentry/webpack-plugin from 2.16.0 to 2.16.1 by @broskees in #2490
• [fix] Delete user should remove project relationships by @marcelfolaron in #2493
• Improve onboarding flow by @marcelfolaron in #2492

Full Changelog: v3.1.2...v3.1.3