feat:upgrade nearby router and add namespace nearby router.

[fuyuwei01]

PR Type

Describe what this PR does for and how you did.

Adding the issue link (#xxx) if possible.

Note

Checklist

• [ ] Add information of this PR to CHANGELOG.md in root of project.
• [ ] Add documentation in javadoc or comment below the PR if necessary.

Checklist (Optional)

• [ ] Will pull request to branch of 2023.
• [ ] Will pull request to branch of 2022.
• [ ] Will pull request to branch of 2021.
• [ ] Will pull request to branch of 2020.
• [ ] Will pull request to branch of hoxton.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 37.03704% with 17 lines in your changes missing coverage. Please review.

Project coverage is 64.62%. Comparing base (fb2971b) to head (3d9e0bc). Report is 7 commits behind head on 2023.

Files	Patch %	Lines
...g/properties/PolarisNamespaceRouterProperties.java	30.00%	7 Missing :warning:
...interceptor/NamespaceRouterRequestInterceptor.java	33.33%	6 Missing :warning:
...text/tsf/metadata/TsfInstanceMetadataProvider.java	0.00%	2 Missing :warning:
...ntext/tsf/env/TsfCoreEnvironmentPostProcessor.java	0.00%	1 Missing :warning:
...cement/transformer/PolarisInstanceTransformer.java	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 2023 #1421 +/- ## ============================================ - Coverage 65.29% 64.62% -0.67% Complexity 2 2 ============================================ Files 322 322 Lines 7624 7526 -98 Branches 937 910 -27 ============================================ - Hits 4978 4864 -114 - Misses 2209 2248 +39 + Partials 437 414 -23 ```

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