Add some desc when execute tiup-cluster restart

[glkappe]

Add a warning description when the cluster restarts
Help understand the impact of restart,

What problem does this PR solve?

What is changed and how it works?

Check List

Tests

• No code

Code changes

• Has persistent data change

Side effects

Related changes

• Need to cherry-pick to the release branch

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 #1523 (be48071) into master (228012c) will increase coverage by 11.94%.
The diff coverage is 0.00%.

❗ Current head be48071 differs from pull request most recent head 669b0af. Consider uploading reports for the commit 669b0af to get more accurate results

@@             Coverage Diff             @@
##           master    #1523       +/-   ##
===========================================
+ Coverage   26.24%   38.19%   +11.94%     
===========================================
  Files         267      292       +25     
  Lines       24064    26234     +2170     
===========================================
+ Hits         6316    10020     +3704     
+ Misses      16925    14822     -2103     
- Partials      823     1392      +569     

Flag	Coverage Δ
dm	19.71% <0.00%> (?)
integrate	28.52% <0.00%> (+12.47%)	⬆️
playground	13.84% <ø> (?)
tiup	16.04% <ø> (ø)
unittest	22.81% <0.00%> (ø)

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

Impacted Files	Coverage Δ
pkg/cluster/manager/basic.go	11.01% <0.00%> (+11.01%)	⬆️
components/playground/instance/drainer.go	0.00% <0.00%> (ø)
pkg/cluster/operation/operation.go	28.57% <0.00%> (ø)
pkg/logger/logger.go	100.00% <0.00%> (ø)
pkg/cluster/operation/check.go	0.00% <0.00%> (ø)
pkg/logger/debug.go	20.00% <0.00%> (ø)
pkg/cluster/operation/telemetry.go	0.00% <0.00%> (ø)
pkg/cluster/operation/destroy.go	27.76% <0.00%> (ø)
components/playground/instance/tiflash.go	61.98% <0.00%> (ø)
...onents/playground/instance/tiflash_proxy_config.go	83.33% <0.00%> (ø)
... and 123 more

---

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[AstroProfundis]

It seems there are some issues with the image Github Actions uses, I'll wait until tomorrow to see if it could be fixed, otherwise we may need to update our CI jobs to use another image.

[glkappe]

Do i need to do something

[AstroProfundis]

Nope, I believe it's an issue on Github side, I'll try to find a way to workaround that.

[AstroProfundis]

/merge

[ti-chi-bot]

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

Commit hash: 669b0af