dm: add retry for dm-worker to join dm-master

[GMHDBJD]

What problem does this PR solve?

ref pingcap/tiup#2464 (comment)

Issue Number: close #4287

What is changed and how it works?

• add retry for dm-worker to join dm-master

Check List

Tests

• Manual test (add detailed scripts or steps below)

./tiup-playground nightly --dm-master 1 --dm-worker 1 --dm-worker.binpath /home/gmhdbjd/code/tiflow/bin/dm-worker --without-monitor --db 0 --kv 0 --pd 0 --tiflash 0
Start dm-master instance: v8.4.0-alpha-nightly
Start dm-worker instance: /home/gmhdbjd/code/tiflow/bin/dm-worker

Questions

Will it cause performance regression or break compatibility?

Do you need to update user documentation, design documentation or monitoring documentation?

Release note

Please refer to [Release Notes Language Style Guide](https://pingcap.github.io/tidb-dev-guide/contribute-to-tidb/release-notes-style-guide.html) to write a quality release note.

If you don't think this PR needs a release note then fill it with `None`.

[GMHDBJD]

/retest

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 37 lines in your changes missing coverage. Please review.

Project coverage is 55.1635%. Comparing base (792da42) to head (993a184).
Report is 1 commits behind head on master.

Additional details and impacted files

Components	Coverage Δ
cdc	59.6477% <ø> (-0.0135%)	⬇️
dm	50.0558% <0.0000%> (+0.0307%)	⬆️
engine	53.2279% <ø> (+0.0225%)	⬆️

Flag	Coverage Δ
unit	55.1635% <0.0000%> (+0.0079%)	⬆️

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

@@               Coverage Diff                @@
##             master     #11701        +/-   ##
================================================
+ Coverage   55.1556%   55.1635%   +0.0079%     
================================================
  Files          1001       1001                
  Lines        136481     136485         +4     
================================================
+ Hits          75277      75290        +13     
+ Misses        55697      55690         -7     
+ Partials       5507       5505         -2     

[Benjamin2037]

If there is retry interval wait a while between two tries.

[lance6716]

need to update the comments at line 58

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: D3Hunter, lance6716

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• dm/OWNERS [D3Hunter,lance6716]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-10-29 08:08:08.567284256 +0000 UTC m=+337201.406439802: ☑️ agreed by lance6716.
• 2024-10-29 09:59:27.080200445 +0000 UTC m=+343879.919355994: ☑️ agreed by D3Hunter.