Polish postprocessing switch

[JosephMarinier]

Description:

• Fix filter family deactivated style
• Rename enable to checked
• Polish spacing
• Change switch label from "Without PostProcessing" to "Exclude post-processing"
• Add tooltip

!hover	hover

Checklist:

You should check all boxes before the PR is ready. If a box does not apply, check it to acknowledge
it.

• PRE-COMMIT. You ran pre-commit on all commits, or else, you
  ran pre-commit run --all-files at the end.
• FRONTEND TYPES. Regenerate the front-ent types if you played with types and routes.
  Run cd webapp && yarn types while the back-end is running.
• USER CHANGES. The changes are added to CHANGELOG.md and the documentation, if they impact
  our users.
• DEV CHANGES.
  • Update the documentation if this PR changes how to develop/launch on the app.
  • Update the README files and our wiki for any big design decisions, if relevant.
  • Add unit tests, docstrings, typing and comments for complex sections.

[gabegma]

Looks great!! Can we add in the hover something like "This only affects the Exploration Space, and won't affect the smart tags."

[christyler3030]

Approved with design related comment.

[christyler3030]

Re-approved with one tiny suggestion for text.