[improve][admin] Optimize the logic of internalCreatePartitionedTopic

[Pomelongan]

Motivation

In org.apache.pulsar.broker.admin.AdminResource#internalCreatePartitionedTopic:

• some logical order can be optimized. For example, can first execute validateNamespaceOperation for permission verification.
• some log printing can be merged.see line 613,622,655

https://github.com/apache/pulsar/blob/2bed5ff3ab9dbb8c57c0d4d29a5a6775a610d326/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/AdminResource.java#L613-L623

https://github.com/apache/pulsar/blob/2bed5ff3ab9dbb8c57c0d4d29a5a6775a610d326/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/AdminResource.java#L654-L656

Modifications

Optimize the logical order and log printing of org.apache.pulsar.broker.admin.AdminResource#internalCreatePartitionedTopic.

Verifying this change

• [x] Make sure that the change passes the CI checks.

This change is a trivial rework / code cleanup without any test coverage.

Does this pull request potentially affect one of the following parts:

If the box was checked, please highlight the changes

• [ ] Dependencies (add or upgrade a dependency)
• [ ] The public API
• [ ] The schema
• [ ] The default values of configurations
• [ ] The binary protocol
• [ ] The REST endpoints
• [ ] The admin CLI options
• [ ] Anything that affects deployment

Documentation

• [ ] doc
• [ ] doc-required
• [x] doc-not-needed
• [ ] doc-complete

Matching PR in forked repository

PR in forked repository: https://github.com/Pomelongan/pulsar/pull/12