server: fix not delete tmp file when upload package

[nexustar]

What problem does this PR solve?

What is changed and how it works?

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

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• AstroProfundis

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[codecov-commenter]

Codecov Report

Base: 52.52% // Head: 52.58% // Increases project coverage by +0.06% 🎉

Coverage data is based on head (7e3e5bb) compared to base (ce0ada3).
Patch has no changes to coverable lines.

❗ Current head 7e3e5bb differs from pull request most recent head a8ffdda. Consider uploading reports for the commit a8ffdda to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2021      +/-   ##
==========================================
+ Coverage   52.52%   52.58%   +0.06%     
==========================================
  Files         308      308              
  Lines       35946    35877      -69     
==========================================
- Hits        18879    18863      -16     
+ Misses      14845    14794      -51     
+ Partials     2222     2220       -2     

Flag	Coverage Δ
cluster	41.26% <ø> (+0.05%)	⬆️
dm	24.15% <ø> (+0.10%)	⬆️
playground	12.96% <ø> (+0.02%)	⬆️
tiup	14.26% <ø> (-0.01%)	⬇️
unittest	20.82% <ø> (+0.01%)	⬆️

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

Impacted Files	Coverage Δ
pkg/cluster/task/update_topology.go	67.90% <0.00%> (-6.17%)	⬇️
pkg/repository/store/txn.go	56.91% <0.00%> (-2.13%)	⬇️
pkg/cluster/task/update_meta.go	84.95% <0.00%> (-1.19%)	⬇️
pkg/cluster/spec/spec.go	83.30% <0.00%> (-1.15%)	⬇️
pkg/cluster/spec/tiflash.go	69.57% <0.00%> (-0.50%)	⬇️
cmd/mirror.go	44.56% <0.00%> (-0.07%)	⬇️
pkg/cluster/operation/scale_in.go	54.11% <0.00%> (+1.13%)	⬆️
pkg/cluster/task/action.go	60.98% <0.00%> (+1.45%)	⬆️
pkg/cluster/api/pdapi.go	59.05% <0.00%> (+1.58%)	⬆️
pkg/cluster/api/dmapi.go	61.63% <0.00%> (+1.74%)	⬆️
... and 4 more

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[AstroProfundis]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: a8ffdda