Fix NewNodeSkaledMonitor condition (beta)

[badrogger]

Changes:

• Start recreate monitor only if container is running.

Testing

• Added new unit tests.
• Tested on internal network.

Perfomance

• No perfomance related changes were introduced.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 90.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.52%. Comparing base (5bdd056) to head (faf10dd).

Files	Patch %	Lines
core/schains/monitor/skaled_monitor.py	75.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## beta #1088 +/- ## ======================================= Coverage 81.51% 81.52% ======================================= Files 103 103 Lines 6038 6041 +3 ======================================= + Hits 4922 4925 +3 Misses 1116 1116 ```

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