enhance: add translator for zero-copy aggregation of manifest translator to reduce io operations

[tedxu]

See #46211

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[sre-ci-robot]

[ci-v2-notice]
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[mergify]

@tedxu go-sdk check failed, comment rerun go-sdk can trigger the job again.

[codecov]

Codecov Report

❌ Patch coverage is 83.56164% with 48 lines in your changes missing coverage. Please review.
✅ Project coverage is 76.01%. Comparing base (d7050c4) to head (35c6bb7).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...re/storagev2translator/ManifestGroupTranslator.cpp	6.89%	27 Missing ⚠️
...egcore/storagev2translator/AggregateTranslator.cpp	90.78%	7 Missing ⚠️
...re/storagev2translator/AggregateTranslatorTest.cpp	96.06%	7 Missing ⚠️
...rnal/core/src/segcore/ChunkedSegmentSealedImpl.cpp	0.00%	5 Missing ⚠️
.../segcore/storagev2translator/AggregateTranslator.h	33.33%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #46212       +/-   ##
===========================================
- Coverage   82.73%   76.01%    -6.73%     
===========================================
  Files         526     1897     +1371     
  Lines       82814   296763   +213949     
===========================================
+ Hits        68520   225594   +157074     
- Misses      14294    63700    +49406     
- Partials        0     7469     +7469     

Components	Coverage Δ
Client	78.17% <ø> (∅)
Core	82.80% <83.56%> (+0.06%)	⬆️
Go	74.03% <ø> (∅)

Files with missing lines	Coverage Δ
...core/storagev2translator/ManifestGroupTranslator.h	11.11% <100.00%> (+11.11%)	⬆️
.../segcore/storagev2translator/AggregateTranslator.h	33.33% <33.33%> (ø)
...rnal/core/src/segcore/ChunkedSegmentSealedImpl.cpp	58.73% <0.00%> (-0.12%)	⬇️
...egcore/storagev2translator/AggregateTranslator.cpp	90.78% <90.78%> (ø)
...re/storagev2translator/AggregateTranslatorTest.cpp	96.06% <96.06%> (ø)
...re/storagev2translator/ManifestGroupTranslator.cpp	35.34% <6.89%> (+35.34%)	⬆️

... and 1368 files with indirect coverage changes

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