*: upgrade to go1.19

[AstroProfundis]

What problem does this PR solve?

Update to fit go1.19.

Close #1976

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

Release notes:

NONE

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• nexustar

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[codecov-commenter]

Codecov Report

Base: 47.59% // Head: 48.15% // Increases project coverage by +0.55% 🎉

Coverage data is based on head (b5b4bb3) compared to base (d6a2826).
Patch coverage: 0.00% of modified lines in pull request are covered.

❗ Current head b5b4bb3 differs from pull request most recent head f8c9810. Consider uploading reports for the commit f8c9810 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2033      +/-   ##
==========================================
+ Coverage   47.59%   48.15%   +0.55%     
==========================================
  Files         312      308       -4     
  Lines       36379    35946     -433     
==========================================
- Hits        17314    17307       -7     
+ Misses      17027    16587     -440     
- Partials     2038     2052      +14     

Flag	Coverage Δ
cluster	35.16% <0.00%> (+1.86%)	⬆️
dm	23.78% <0.00%> (-0.05%)	⬇️
playground	12.94% <0.00%> (-0.06%)	⬇️
tiup	14.25% <0.00%> (+0.24%)	⬆️
unittest	20.80% <0.00%> (+0.23%)	⬆️

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

Impacted Files	Coverage Δ
components/cluster/command/audit.go	41.38% <ø> (ø)
pkg/cluster/executor/checkpoint.go	77.36% <ø> (ø)
pkg/cluster/spec/server_config.go	71.62% <ø> (+0.90%)	⬆️
pkg/cluster/task/update_topology.go	74.07% <ø> (ø)
pkg/repository/store/txn.go	56.91% <ø> (ø)
pkg/tidbver/tidbver.go	94.74% <ø> (-0.39%)	⬇️
pkg/tui/progress/renderer.go	79.49% <0.00%> (ø)
pkg/cluster/executor/ssh.go	36.63% <0.00%> (-25.64%)	⬇️
pkg/cluster/executor/executor.go	56.38% <0.00%> (-7.45%)	⬇️
pkg/cluster/spec/pump.go	60.00% <0.00%> (-4.52%)	⬇️
... and 36 more

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[nexustar]

/merge

[ti-chi-bot]

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

Commit hash: b5b4bb3

[ti-chi-bot]

@AstroProfundis: Your PR was out of date, I have automatically updated it for you.

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