NodeUI + MMN API URL

[mdomasevicius]

• Bump NodeUI
  • Monitoring status indicator fix
  • Fix spinner indicator for ClickBoarding
• Change API URL to api.mystnodes.com (dedicated API subdomain) instead of using client app NGinx proxy

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 38.00%. Comparing base (4a517cd) to head (f836b65). Report is 59 commits behind head on master.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #6038 +/- ## ========================================== + Coverage 37.90% 38.00% +0.10% ========================================== Files 371 371 Lines 20665 20700 +35 ========================================== + Hits 7833 7867 +34 + Misses 12054 12048 -6 - Partials 778 785 +7 ```

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