[pylint] disable consider-using-f-string in .pylintrc
Pylint 2.11 added [1][2]
consider-using-f-string:
Emitted when .format() or '%' is being used to format a string.
We're not ready to enforce f-strings everywhere, so just disable this new
warning.
[1] https://pylint.pycqa.org/en/latest/whatsnew/2.11.html
[2] https://github.com/PyCQA/pylint/issues/3592
Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>