[Java][Doc] Define next steps for Arrow Tools module

There are functionalities such as [GenerateSampleData.java](https://github.com/apache/arrow/blob/master/java/vector/src/main/java/org/apache/arrow/vector/GenerateSampleData.java) for example that needs to be reviewed and analyze how this functionality/utility will be related with Arrow Tools module and define a common patter to use for next utilities that are planning to create 

**Reporter**: [David Dali Susanibar Arce](https://issues.apache.org/jira/browse/ARROW-17921) / @davisusanibar

_{**Note**: *This issue was originally created as [ARROW-17921](https://issues.apache.org/jira/browse/ARROW-17921). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*}

首先检查 java/vector/src/main/java/org/apache/arrow/vector/GenerateSampleData.java 和现有的 Arrow Tools 模块。追踪此实用工具与该模块的关系，并检查附近的实用工具或模块指南。完成的标准是记录双方同意的关系以及供未来实用工具使用的通用模式。

由索引模型根据 Issue 内容生成。