Package generation issue on Pypi because of README.rst

[nicolargo]

This commit break the CI pipeline:

89a10d9

with error:

Checking dist/glances-4.4.2.dev1-py3-none-any.whl: FAILED
ERROR long_description has syntax errors in markup and would not be
rendered on PyPI.
line 1: Warning: "raw" directive disabled.
Checking dist/glances-4.4.2.dev1.tar.gz: FAILED
ERROR long_description has syntax errors in markup and would not be
rendered on PyPI.
line 1: Warning: "raw" directive disabled.

[nicolargo]

Best solution is to create a dedicated README file for Pypi and use it in https://github.com/nicolargo/glances/blob/develop/pyproject.toml#L35C1-L35C22

[nicolargo]

Corrected in last commit.