[Doc] controlled-failover Optimize example code

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#23,512 opened on Oct 24, 2024 4 comments 0 reactions 1 assignee Claimed by @visxu View on GitHub

doc-required good first issue

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Description

### Search before asking

- [X] I searched in the [issues](https://github.com/apache/pulsar/issues) and found nothing similar.

### What issue do you find in Pulsar docs?

https://pulsar.apache.org/docs/3.0.x/client-libraries-cluster-level-failover/#controlled-failover
There is unnecessary code present
![image](https://github.com/user-attachments/assets/33ce2f8d-8bfa-44e4-9f97-558a71ea32ff)
![image](https://github.com/user-attachments/assets/3844c552-d3e9-41e1-9ae2-f2bb07886277)

because org.apache.pulsar.client.impl.ClientBuilderImpl#build already initialize
![image](https://github.com/user-attachments/assets/355f274f-c8cb-4d38-a175-b6d4e61a6b2c)

### What is your suggestion?

delete provider.initialize(pulsarClient); ![image](https://github.com/user-attachments/assets/79976742-1f7c-4070-8106-80b349801bc5)



### Any reference?

_No response_

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!

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[Doc] controlled-failover Optimize example code

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