chore: only override weights for new node ids

[tinker-michaelj]

Description:

• Closes Only use override roster weights for nodes not already in state  #17171
• Makes MerkleStateLifecyclesImpl#onUpdateWeight() an explicit no-op since it no longer affects startup phase state changes.

[codecov]

Codecov Report

Attention: Patch coverage is 96.87500% with 1 line in your changes missing coverage. Please review.

Project coverage is 64.35%. Comparing base (83adcee) to head (482ba7c).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ode/app/roster/schemas/RosterTransplantSchema.java	92.85%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##               main   #17175   +/-   ##
=========================================
  Coverage     64.34%   64.35%           
+ Complexity    20927    20926    -1     
=========================================
  Files          2552     2552           
  Lines         96041    96037    -4     
  Branches      10048    10050    +2     
=========================================
+ Hits          61799    61803    +4     
+ Misses        30609    30599   -10     
- Partials       3633     3635    +2     

Files with missing lines	Coverage Δ
...dera/node/app/state/MerkleStateLifecyclesImpl.java	87.50% <ø> (+17.28%)	⬆️
...om/hedera/node/config/data/NetworkAdminConfig.java	100.00% <ø> (ø)
...e/schemas/V058RosterLifecycleTransitionSchema.java	100.00% <100.00%> (ø)
...ode/app/roster/schemas/RosterTransplantSchema.java	96.55% <92.85%> (-3.45%)	⬇️

... and 3 files with indirect coverage changes

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.01% (target: -1.00%)	✅ 100.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (83adcee)	95804	65240	68.10%
Head commit (482ba7c)	95800 (-4)	65246 (+6)	68.11% (+0.01%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#17175)	32	32	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}

[alex-kuzmin-hg]

Passed NFT loadtest on Latitude:
10 nodes, 100M acc/100M NFTs, 3 hours

https://github.com/swirldslabs/performance-analysis-automation/actions/runs/12529499975/job/34945166401

12-29 00:03:45:887 [main] INFO com.hedera.benchmark.NftTransferLoadTest - Finished NftTransferLoadTest: 80068387 transferred in 7200 sec, TPS: 11120
No errors, no file leaks

[alex-kuzmin-hg]

Added to Comments: it passed 100M load test