Add missing copyright information

[XVilka]

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 added tests that prove my fix is effective or that my feature works (if possible)
• I've updated the documentation and the rizin book with the relevant information (if needed)

Detailed description

More fixes to improve the reuse lint score, added missing license text for the CC-BY-SA-4.0 for the SVG logo.
Added copyrights are based on the git history of Rizin and Radare2.

Was:

# MISSING LICENSES

'CC-BY-SA-4.0' found in:
* doc/img/rizin.svg
...
* Files with copyright information: 2585 / 2969
* Files with license information: 2558 / 2969

Now:

* Files with copyright information: 2671 / 2971
* Files with license information: 2649 / 2971

Closing issues

Partially addresses #683