feat(ds): Move PDS members without stats to bottom of list

[t1m0thyj]

Proposed changes

Resolves #2660

Release Notes

Milestone: 2.16.0

Changelog: Updated sorting of PDS members to show items without stats at bottom of list

Types of changes

What types of changes does your code introduce to Zowe Explorer?
Put an x in the boxes that apply

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Updates to Documentation or Tests (if none of the other choices apply)

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This checklist will be used as reference for both the contributor and the reviewer

• I have read the CONTRIBUTOR GUIDANCE wiki
• PR title follows Conventional Commits Guidelines
• PR Description is included
• gif or screenshot is included if visual changes are made
• yarn workspace vscode-extension-for-zowe vscode:prepublish has been executed
• All checks have passed (DCO, Jenkins and Code Coverage)
• I have added unit test and it is passing
• I have added integration test and it is passing
• There is coverage for the code that I have added
• I have tested it manually and there are no regressions found
• I have added necessary documentation (if appropriate)
• Any PR dependencies have been merged and published (if appropriate)

Further comments

[codecov]

Codecov Report

Attention: Patch coverage is 92.85714% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 93.27%. Comparing base (adc6f78) to head (0327673).

Files	Patch %	Lines
...kages/zowe-explorer/src/dataset/ZoweDatasetNode.ts	92.85%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2766      +/-   ##
==========================================
- Coverage   93.27%   93.27%   -0.01%     
==========================================
  Files         102      102              
  Lines       10583    10580       -3     
  Branches     2300     2210      -90     
==========================================
- Hits         9871     9868       -3     
  Misses        711      711              
  Partials        1        1              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[sonarqubecloud]

Quality Gate failed

Failed conditions
22.1% Duplication on New Code (required ≤ 3%)

See analysis details on SonarCloud

[zFernand0]

LGTM! 😋

[traeok]

LGTM! Thanks @t1m0thyj for the feature and for condensing the logic into maintainable functions 😋