Overview: What does this pull request change?

docs: add instruction on how to disable various warnings and annoyances in text editors that rely on language servers

Motivation and Explanation: Why and how do your changes improve the library?

Documentation: When I tried using Manim with the Helix editor, I faced a couple of annoyances

I added some instructions for editors on how to mitigate these issues.i

Links to added or changed documentation pages

https://manimce--4179.org.readthedocs.build/en/4179/installation.html#editors

Further Information and Comments

Reviewer Checklist

• The PR title is descriptive enough for the changelog, and the PR is labeled correctly
• If applicable: newly added non-private functions and classes have a docstring including a short summary and a PARAMETERS section
• If applicable: newly added functions and classes are tested