EMQX Dashboard e1.8.0-beta.3 Released

What's Changed

• fix(client): trans en comment by @ysfscream in #2880
• refactor(http): optimize http error msg by @Kinplemelon in #2882
• fix(flow): add single quotes if the type of function parameter is string by @Kinplemelon in #2885
• Sync code from refs/heads/dev/1.10.0 to enterprise by @emqx-ci-robot in #2884
• feat(msg transform): support test by @Kinplemelon in #2881
• fix(msg transform): change payload. to payload.* by @Kinplemelon in #2887
• refactor(cluster linking): use page to create and update linking by @Kinplemelon in #2883
• refactor(metrics): use get to get metric item by @Kinplemelon in #2886
• Sync code from refs/heads/dev/1.10.0 to enterprise by @emqx-ci-robot in #2888
• fix(msg transform etc.): inconsistent styling of detail page header by @Kinplemelon in #2889
• fix(banned): styling issue with dialog by @Kinplemelon in #2890
• fix(hot upgrade): show loading status when uploading by @Kinplemelon in #2891
• refactor(overview metrics): use get to get rate metrics by @Kinplemelon in #2893
• feat(gateway): support config health_check in CoAP listener by @Kinplemelon in #2894
• Sync code from refs/heads/dev/1.10.0 to enterprise by @emqx-ci-robot in #2892

Full Changelog: e1.8.0-beta.2...e1.8.0-beta.3