chore: fix 2 TODOs (#4591)

docs/ignore.md

@@ -76,9 +76,6 @@ _available in v1.12.0+_
 
 This type of ignore is only allowed to be used in top-level and aimed to disable formatting for auto-generated content, e.g. [`all-contributors`](https://github.com/kentcdodds/all-contributors), [`markdown-toc`](https://github.com/jonschlinkert/markdown-toc), etc.
 
-<!-- TODO: remove this ignore when upgraded to v1.12 -->
-
-<!-- prettier-ignore -->
 ```markdown
 <!-- prettier-ignore-start -->
 <!-- SOMETHING AUTO-GENERATED BY TOOLS - START -->