Issue 6416: Health Check Additions

[anirudhkovuru]

Change log description
This is a continuation of #6430.

Purpose of the change
Fixes #6416.

What the code does
This can be found in #6430. Any updates to the existing design will be duly updated.

How to verify it
All tests must pass.

[codecov]

Codecov Report

Merging #6468 (e98d7d8) into master (3c34d6b) will increase coverage by 0.00%.
The diff coverage is 83.03%.

@@            Coverage Diff            @@
##             master    #6468   +/-   ##
=========================================
  Coverage     86.22%   86.23%           
- Complexity    15448    15455    +7     
=========================================
  Files          1009     1014    +5     
  Lines         57926    57999   +73     
  Branches       5914     5913    -1     
=========================================
+ Hits          49949    50017   +68     
- Misses         4894     4896    +2     
- Partials       3083     3086    +3     

Impacted Files	Coverage Δ
...avega/controller/server/ControllerServiceMain.java	81.73% <ø> (ø)
.../pravega/segmentstore/server/SegmentContainer.java	100.00% <ø> (ø)
...reamSegmentContainerMetadataHealthContributor.java	33.33% <33.33%> (ø)
...a/segmentstore/server/logs/OperationProcessor.java	87.41% <36.36%> (-1.32%)	⬇️
...ver/containers/StreamSegmentContainerMetadata.java	96.87% <66.66%> (+0.05%)	⬆️
...java/io/pravega/shared/health/HealthConnector.java	66.66% <66.66%> (ø)
...avega/segmentstore/server/host/ServiceStarter.java	68.44% <71.42%> (-0.20%)	⬇️
.../health/contributors/ServiceHealthContributor.java	72.72% <72.72%> (ø)
...erver/logs/health/DurableLogHealthContributor.java	75.00% <75.00%> (ø)
...rver/logs/health/InMemoryLogHealthContributor.java	83.33% <75.00%> (ø)
... and 55 more

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[RaulGracia]

@anirudhkovuru I think that there are comments of mine in #6430 that are unaddressed. If you want to continue with this PR, I recommend you to revisit the comments of that PR to see what were the comments and what is left to address before doing another round of review.

[RaulGracia]

There may be comments unaddressed from last review in original PR.