update pingcap/go-tpc version

[mahjonp]

Signed-off-by: mahjonp junpeng.man@gmail.com

What problem does this PR solve?

fix #886

What is changed and how it works?

Ref: pingcap/go-tpc#63

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Code changes

• Has exported function/method change
• Has exported variable/fields change
• Has interface methods change
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release notes:

NONE

[CLAassistant]

All committers have signed the CLA.

[lucklove]

LGTM

[codecov-io]

Codecov Report

Merging #887 into master will decrease coverage by 0.05%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #887      +/-   ##
==========================================
- Coverage   53.53%   53.47%   -0.06%     
==========================================
  Files         263      263              
  Lines       19067    19067              
==========================================
- Hits        10207    10197      -10     
- Misses       7288     7295       +7     
- Partials     1572     1575       +3     

Flag	Coverage Δ
cluster	45.47% <ø> (-0.06%)	⬇️
dm	25.24% <ø> (-0.07%)	⬇️
integrate	48.31% <ø> (-0.06%)	⬇️
playground	22.28% <ø> (ø)
tiup	10.85% <ø> (ø)
unittest	21.11% <ø> (ø)

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

Impacted Files	Coverage Δ
pkg/cluster/spec/util.go	76.74% <0.00%> (-4.66%)	⬇️
pkg/cluster/template/scripts/pd.go	68.75% <0.00%> (-3.13%)	⬇️
pkg/cluster/spec/pd.go	68.51% <0.00%> (-2.47%)	⬇️
pkg/cluster/api/dmapi.go	58.26% <0.00%> (-1.74%)	⬇️
pkg/cluster/manager.go	67.85% <0.00%> (-0.15%)	⬇️
pkg/cluster/api/pdapi.go	61.91% <0.00%> (+0.61%)	⬆️

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