[Feature][Connector-V2][File] Add bitwise reading functionality for file types such as FTP, SFTP, HDFS, and local files

### Search before asking

- [x] I had searched in the [feature](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement.

### Description

Add the ability to read by bits for file types such as FTP, SFTP, HDFS, and local files, for example, bits 1-10 as the first field, bits 11-25 as the second field, and so on

### Usage Scenario

_No response_

### Related issues

_No response_

### Are you willing to submit a PR?

- [ ] Yes I am willing to submit a PR!

### Code of Conduct

- [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)

Start by locating the Connector-V2 file readers for FTP, SFTP, HDFS, and local files. Define how bit ranges map to fields and how each reader should expose the result. Done means all listed file types support the requested bit ranges with documented behavior and coverage for the new functionality.

Written by the indexing model from the issue text.