Support upgrade/patch offline tidb/dm cluster

[lucklove]

What problem does this PR solve?

Fix #1027
Fix #563
Fix #523
Fix #1199

What is changed and how it works?

Support --offline flag for:

• tiup cluster upgrade
• tiup dm upgrade
• tiup cluster patch
• tiup dm upgrade

Check List

Tests

• Integration test

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

[codecov-io]

Codecov Report

Merging #1096 (d9ff5c1) into master (8fb48a6) will decrease coverage by 0.03%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##           master    #1096      +/-   ##
==========================================
- Coverage   56.66%   56.63%   -0.04%     
==========================================
  Files         283      283              
  Lines       20025    20035      +10     
==========================================
- Hits        11347    11346       -1     
- Misses       6928     6935       +7     
- Partials     1750     1754       +4     

Flag	Coverage Δ
cluster	45.18% <81.81%> (+<0.01%)	⬆️
dm	24.85% <54.54%> (-0.09%)	⬇️
integrate	51.10% <83.33%> (-0.04%)	⬇️
playground	20.91% <ø> (ø)
tiup	16.37% <ø> (ø)
unittest	22.73% <55.55%> (+0.03%)	⬆️

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

Impacted Files	Coverage Δ
pkg/cluster/manager/upgrade.go	62.06% <0.00%> (-1.41%)	⬇️
components/dm/command/patch.go	55.00% <75.00%> (+5.00%)	⬆️
components/cluster/command/patch.go	72.72% <100.00%> (+2.72%)	⬆️
components/cluster/command/upgrade.go	77.77% <100.00%> (+2.77%)	⬆️
components/dm/command/upgrade.go	77.77% <100.00%> (+6.34%)	⬆️
pkg/cluster/manager/patch.go	49.45% <100.00%> (+0.56%)	⬆️
pkg/cluster/api/dmapi.go	58.26% <0.00%> (-4.35%)	⬇️
pkg/cluster/manager/display.go	81.94% <0.00%> (-1.39%)	⬇️
components/dm/spec/topology_dm.go	82.40% <0.00%> (-0.62%)	⬇️

---

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[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• AstroProfundis

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[AstroProfundis]

/merge

[ti-chi-bot]

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

Commit hash: d9ff5c1

[ti-chi-bot]

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

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