Avoid deserialization in CheckIntegrity

[KaustubhShamshery]

Description

Make Validation faster by avoiding unnecessary deserialization .

Backward Compatibility

• This is not a breaking change
• This is a breaking change

Review Suggestion

Status

Implementation

• ready for review

Integration Test (Core Team)

• local machine test

• small-scale cloud test

[codecov-io]

Codecov Report

Merging #1792 into master will decrease coverage by 0.01%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master    #1792      +/-   ##
==========================================
- Coverage   33.77%   33.76%   -0.02%     
==========================================
  Files         274      274              
  Lines       33732    33737       +5     
==========================================
- Hits        11394    11390       -4     
- Misses      22338    22347       +9

Impacted Files	Coverage Δ
src/libPersistence/BlockStorage.h	84.61% <ø> (ø)	⬆️
src/libNode/Node.cpp	0.62% <0%> (ø)	⬆️
src/libPersistence/BlockStorage.cpp	27.47% <0%> (-0.17%)	⬇️
tests/Utils/Test_TimeLockedFunction.cpp	96.15% <0%> (-3.85%)	⬇️
src/libUtils/SWInfo.cpp	90.83% <0%> (-2.3%)	⬇️

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