Add/conductor tests for blobber and validator

[lpoli]

Changes

This PR adds first two cases of issue 2559. We need to control blobber and validator to become adversarial and/or stop/resume writemarker redeeming.

Fixes

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: Add/conductor tests for blobber and validator 0chain#2651
• gosdk:
• system_test:
• zboxcli:
• zwalletcli:
• Other: ...

[codecov-commenter]

Codecov Report

Merging #1195 (97bf13f) into sprint-july-4 (b0d46cf) will decrease coverage by 0.01%.
The diff coverage is 0.00%.

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@@                Coverage Diff                @@
##           sprint-july-4    #1195      +/-   ##
=================================================
- Coverage          25.46%   25.45%   -0.01%     
=================================================
  Files                 81       82       +1     
  Lines               9170     9172       +2     
=================================================
  Hits                2335     2335              
- Misses              6544     6546       +2     
  Partials             291      291              

Flag	Coverage Δ
Unit-Tests	25.45% <0.00%> (-0.01%)	⬇️

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

Files Changed	Coverage Δ
.../go/0chain.net/blobbercore/writemarker/protocol.go	0.00% <0.00%> (ø)
...chain.net/blobbercore/writemarker/protocol_main.go	0.00% <0.00%> (ø)

[service-0chain]

Manual system tests [cancelled] with the following config

config	value
tests skipped	false
system-tests
gosdk	NOT OVERRIDDEN
zboxcli
zwalletcli
0chain
blobber	sprint-july-4
authorizer
0box
0dns

[dabasov]

lgtm