Add a platform not active alert

[steven-sheehy]

Description:

• Add a platform not active alert and inhibit all other application alerts when active
• Change balance alert back to 15 min to reflect adjustment in main node
• Change GrpcClientSDKTest to in-process channel to reduce flaky tests
• Disable kube API server and kube DNS metric exporters to reduce overall time series count
• Fix monitor showing a generic Exception publish error by getting root throwable
• Fix monitor interval rate calculation by using Micrometer utility
• Fix use of deprecated Flux::limitRequest
• Increase monitor publish error alert threshold

Related issue(s):

Notes for reviewer:

Checklist

• Documented (Code comments, README, etc.)
• Tested (unit, integration, etc.)

[codecov]

Codecov Report

Merging #2281 (1b1c5a7) into main (1552d20) will increase coverage by 0.00%.
The diff coverage is 94.11%.

@@            Coverage Diff            @@
##               main    #2281   +/-   ##
=========================================
  Coverage     83.48%   83.49%           
+ Complexity     2234     2231    -3     
=========================================
  Files           437      437           
  Lines         11998    11990    -8     
  Branches       1002     1001    -1     
=========================================
- Hits          10017    10011    -6     
  Misses         1653     1653           
+ Partials        328      326    -2     

Impacted Files	Coverage Δ
...om/hedera/mirror/monitor/MirrorNodeProperties.java	47.36% <50.00%> (-5.58%)	⬇️
...a/mirror/grpc/service/TopicMessageServiceImpl.java	88.00% <100.00%> (ø)
.../hedera/mirror/monitor/publish/PublishMetrics.java	86.51% <100.00%> (+1.73%)	⬆️
...mirror/monitor/subscribe/AbstractSubscription.java	82.85% <100.00%> (+1.90%)	⬆️
...irror/monitor/subscribe/grpc/GrpcSubscription.java	96.15% <100.00%> (ø)

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[xin-hedera]

LGTM

[Nana-EC]

LGTM

[sonarcloud]

SonarCloud Quality Gate failed.

1 Bug
0 Vulnerabilities
0 Security Hotspots
64 Code Smells

0.0% Coverage
4.0% Duplication

[xin-hedera]

LGTM