EMQX Dashboard e1.8.2-beta.1 Released

What's Changed

• Sync code from refs/heads/dev/1.10.2 to enterprise by @emqx-ci-robot in #2991
• fix(authn): missing some supported variables in info of client_info by @Kinplemelon in #3006
• refactor(connector): show description in table by @Kinplemelon in #3005
• Sync code from refs/heads/dev/1.10.2 to enterprise by @emqx-ci-robot in #3007
• fix(authn): error msg didn't get disappeared after adding checks to c… by @Kinplemelon in #3011
• feat(global): print dashboard version in browser console by @Kinplemelon in #3010
• Sync code from refs/heads/dev/1.10.2 to enterprise by @emqx-ci-robot in #3012
• fix(authn): authn detail page mechanism shows value by @Kinplemelon in #3013
• Sync code from refs/heads/dev/1.10.2 to enterprise by @emqx-ci-robot in #3014

Full Changelog: e1.8.1...e1.8.2-beta.1