Revert "Fix challenge timing issue (#1277)"

[Jayashsatolia403]

This reverts commit e0d62422b47daaf520c90cbee6a4e4301f3eecea.

Changes

Fixes

Tests

Tasks to complete before merging PR:

• [ ] Ensure system tests are passing. If not Run them manually to check for any regressions :clipboard:
• [ ] 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 #1283 (a0746d1) into sprint-1.11 (7a71f60) will not change coverage. The diff coverage is n/a.

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@@             Coverage Diff              @@
##           sprint-1.11    #1283   +/-   ##
============================================
  Coverage        24.41%   24.41%           
============================================
  Files               85       85           
  Lines             9692     9692           
============================================
  Hits              2366     2366           
  Misses            7033     7033           
  Partials           293      293           

Flag	Coverage Δ
Unit-Tests	24.41% <ø> (ø)

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