feat(freezeV2): optimize freezeV2 processor

[raymondliu0711]

What does this PR do?

Why are these changes required?

This PR has been tested by:

• Unit Tests
• Manual Testing

Follow up

Extra details

[codecov-commenter]

Codecov Report

Merging #4732 (85f5d10) into release_v4.6.0 (6b92f6d) will increase coverage by 0.05%.
The diff coverage is 6.25%.

@@                 Coverage Diff                  @@
##             release_v4.6.0    #4732      +/-   ##
====================================================
+ Coverage             54.85%   54.90%   +0.05%     
- Complexity             8400     8414      +14     
====================================================
  Files                   856      856              
  Lines                 49500    49511      +11     
  Branches               5470     5472       +2     
====================================================
+ Hits                  27153    27185      +32     
+ Misses                20129    20108      -21     
  Partials               2218     2218              

Impacted Files	Coverage Δ
...rc/main/java/org/tron/core/vm/program/Program.java	64.57% <0.00%> (-0.50%)	⬇️
...ain/java/org/tron/core/capsule/AccountCapsule.java	87.04% <0.00%> (-0.27%)	⬇️
...va/org/tron/core/vm/repository/RepositoryImpl.java	87.26% <100.00%> (ø)
...tron/common/overlay/discover/node/NodeManager.java	74.34% <0.00%> (-0.66%)	⬇️
...java/org/tron/core/capsule/TransactionCapsule.java	51.20% <0.00%> (+0.24%)	⬆️
...mework/src/main/java/org/tron/core/db/Manager.java	55.24% <0.00%> (+1.10%)	⬆️
.../src/main/java/org/tron/core/ChainBaseManager.java	92.25% <0.00%> (+1.40%)	⬆️
...ain/java/org/tron/common/utils/ForkController.java	79.80% <0.00%> (+5.76%)	⬆️
...rc/main/java/org/tron/core/db/BlockIndexStore.java	53.84% <0.00%> (+7.69%)	⬆️
...src/main/java/org/tron/core/db/PendingManager.java	51.16% <0.00%> (+16.27%)	⬆️
... and 1 more

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[yanghang8612]

LGTM