DOC: Fix language style
- Ref: https://9to5google.com/2020/06/12/google-android-chrome-blacklist-blocklist-more-inclusive/
- Ref: https://android-review.googlesource.com/c/platform/frameworks/ml/+/970739

cc @pandas-dev/pandas-core 
Thanks for doing this  Lgtm LGTM. These are all internal, so no need for a deprecation correct?

Thoughts on adding a linting rule to catch these in the future? > LGTM. These are all internal, so no need for a deprecation correct?
> 
> Thoughts on adding a linting rule to catch these in the future?

Yep all internals. Good shout if ppl think a lint check is helpful here i'm happy to add.

P.S Any further thoughts/further ideas in this area welcomed. Thanks @alimcmaster1  > Thanks @alimcmaster1

Thanks @WillAyd 