Validator health Transaction Fix

[Hitenjain14]

Fixes

The way we were checking if validator has been removed or not was incorrect, we are removing the check and will add it again when Add Blobber and validator, kill and shutdown endpoints is merged .

Tests

Tasks to complete before merging PR:

• Ensure system tests are passing. If not Run them manually to check for any regressions 📋
• Do any new system tests need added to test this change? do any existing system tests need updated? If so create a PR at 0chain/system_test
• Merge your system tests PR to master AFTER merging this PR

Associated PRs (Link as appropriate):

• 0chain:
• gosdk:
• system_test:
• zboxcli:
• zwalletcli:
• Other: ...

[codecov-commenter]

Codecov Report

Merging #982 (154c2b7) into staging (3e2024d) will increase coverage by 0.01%.
The diff coverage is n/a.

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@@             Coverage Diff             @@
##           staging     #982      +/-   ##
===========================================
+ Coverage    26.18%   26.19%   +0.01%     
===========================================
  Files           76       76              
  Lines         7744     7741       -3     
===========================================
  Hits          2028     2028              
+ Misses        5444     5441       -3     
  Partials       272      272              

Flag	Coverage Δ
Unit-Tests	26.19% <ø> (+0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
code/go/0chain.net/blobbercore/handler/health.go	0.00% <ø> (ø)

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[peterlimg]

LGTM

[cnlangzi]

LGTM