Rename Estimated Best Efforts "Strava PRs"

[swickers]

Since we already have All-Time PRs to reflect PRs that may not be recorded in Strava, I think Estimated Best Efforts should be renamed Strava PRs.

Thanks for your consideration! 

[Soren]

Hello @swickers thank you so much for these suggestions. However, we cannot approve this because you have enlisted 3 different things. As per our Idea Guidelines:

• Limit each post to one idea, if you have multiple ideas, please create separate posts so we can be clear about updates/status. There are no limits on how many ideas you can submit.

Please edit your post to contain one idea so we may approve it, and feel free to create separate ones for the others.
Here are some similar ideas that already exist in the ideas board: 
https://communityhub.strava.com/t5/ideas/display-all-efforts-for-milestone-distances-5km-10km-15km-2...

https://communityhub.strava.com/t5/ideas/overhaul-best-efforts/idi-p/962 

Thank you very much.