Run update config skaled monitor even if config updated but skaled still exited

[badrogger]

Changes:

• Run UpdateConfigSkaledMonitor when skaled exited with ExitTimeReached: true and zero exit code regardless of outdated skaled config.
• Fix removing schain during dkg.
• Improve logging.

Testing:

• No performance related changes were made.
• Added unit test.
• Tested on local network.

[codecov]

Codecov Report

Attention: 10 lines in your changes are missing coverage. Please review.

Comparison is base (5430007) 80.40% compared to head (aedb8ac) 80.27%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1008      +/-   ##
===========================================
- Coverage    80.40%   80.27%   -0.14%     
===========================================
  Files          100      101       +1     
  Lines         5523     5535      +12     
===========================================
+ Hits          4441     4443       +2     
- Misses        1082     1092      +10     

Files	Coverage Δ
core/schains/checks.py	94.64% <100.00%> (ø)
core/schains/monitor/config_monitor.py	90.90% <100.00%> (+0.28%)	⬆️
core/schains/monitor/skaled_monitor.py	92.54% <100.00%> (+0.04%)	⬆️
core/schains/monitor/post_rotation_monitor.py	0.00% <0.00%> (ø)

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