Fix the issue that merge not work with official offline package

[lucklove]

What problem does this PR solve?

Close #1120

What is changed and how it works?

Don't ignore yanked versions because official offline package will yank all the versions other than that package version.

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

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[AstroProfundis]

/merge

[ti-chi-bot]

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

Commit hash: 18ff080

[ti-chi-bot]

@lucklove: Your PR has out-of-dated, I have automatically updated it for you.

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[codecov-io]

Codecov Report

Merging #1121 (c10f642) into master (3299053) will decrease coverage by 0.04%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #1121      +/-   ##
==========================================
- Coverage   56.63%   56.58%   -0.05%     
==========================================
  Files         285      283       -2     
  Lines       20200    20117      -83     
==========================================
- Hits        11440    11384      -56     
+ Misses       6998     6973      -25     
+ Partials     1762     1760       -2     

Flag	Coverage Δ
cluster	45.06% <0.00%> (+0.04%)	⬆️
dm	24.78% <0.00%> (-0.66%)	⬇️
integrate	50.97% <100.00%> (-0.07%)	⬇️
playground	20.89% <0.00%> (ø)
tiup	16.31% <100.00%> (-0.03%)	⬇️
unittest	22.92% <100.00%> (-0.04%)	⬇️

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

Impacted Files	Coverage Δ
pkg/repository/merge_mirror.go	57.57% <100.00%> (ø)
components/dm/command/reload.go	52.38% <0.00%> (-19.05%)	⬇️
components/dm/command/upgrade.go	71.42% <0.00%> (-6.35%)	⬇️
pkg/utils/http_client.go	67.56% <0.00%> (-5.41%)	⬇️
components/dm/command/patch.go	50.00% <0.00%> (-5.00%)	⬇️
components/dm/command/deploy.go	68.75% <0.00%> (-3.48%)	⬇️
components/cluster/command/upgrade.go	75.00% <0.00%> (-2.78%)	⬇️
components/cluster/command/patch.go	70.00% <0.00%> (-2.73%)	⬇️
pkg/repository/store/txn.go	59.68% <0.00%> (-2.33%)	⬇️
pkg/cluster/api/pdapi.go	58.67% <0.00%> (-1.90%)	⬇️
... and 13 more

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