[1755] Actions.py: add ignore for mypy
[1755] Actions.py: add ignore for mypy

Some method was being overridden by methods with a slightly different
signature (the arguments changed). This caused mypy errors.

`# type: ignore` helps "hide" these errors.

swcarpentry/amy,swcarpentry/amy,pbanaszkiewicz/amy,pbanaszkiewicz/amy,swcarpentry/amy,pbanaszkiewicz/amy