docs(readme): remove duplicated section

[VHCC]

Please read and mark the following check list before creating a pull request:

• [O] I read and followed the CONTRIBUTING.md guide.

  Short description of what this resolves:

• remove section [How can I support the developers?] was duplicated.

[artyorsh]

Hi! 👋 Sorry for the late reply. I'm going to merge this :)