Ali

## Details https://github.com/ManimCommunity/manim/blob/ee0501c2b6a1e1d2e6171d9b24380c3473df817f/manim/mobject/text/numbers.py#L60-L80 In the code, the `unit` argument is set to `r"\text{M-Units}"`, but Sphinx’s docstring extraction processes `\t` as a tab space. The documentation and the animation renders incorrectly...