[WIP] Mark the bytes that is referenced as data and not belonging to any fu…

[PeiweiHu]

…nction

• add flag space xdata to label these data
• show hex instead of invalid for labeled position

Your checklist for this pull request

• [ ] I've read the guidelines for contributing to this repository
• [ ] I made sure to follow the project's coding style
• [ ] I've documented or updated the documentation of every function and struct this PR changes. If not so I've explained why.
• [ ] I've added tests that prove my fix is effective or that my feature works (if possible)
• [ ] I've updated the rizin book with the relevant information (if needed)

Detailed description

I will solve failed tests later.

Test plan

...

Closing issues

closes https://github.com/rizinorg/rizin/issues/3641