cluster: fix ngm cannot be reload

[nexustar]

What problem does this PR solve?

• fix tiup cluster: ngm needs to be notified when change pd topology #1731

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

Merging #1743 (d069c06) into master (4e76743) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1743   +/-   ##
=======================================
  Coverage   53.18%   53.18%           
=======================================
  Files         303      303           
  Lines       34375    34375           
=======================================
  Hits        18281    18281           
  Misses      13950    13950           
  Partials     2144     2144           

Flag	Coverage Δ
playground	12.73% <ø> (-<0.01%)	⬇️
tiup	14.52% <ø> (ø)
unittest	21.42% <ø> (ø)

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[AstroProfundis]

Seems not working properly with dm

[srstack]

LGTM

[AstroProfundis]

/merge

[ti-chi-bot]

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

Details

Commit hash: d069c06