Bicycle surface speeds

[Kiriyashiki]

Issue

Tweaked some of the bicycle surface speeds and added more surfaces. From my own bicycling experience I think those speeds are more accurate. Ground surfaces for example are not very bad, 6km/h here was too low.

Tasklist

• [x] CHANGELOG.md entry (How to write a changelog entry)
• [x] update relevant Wiki pages
• [ ] add tests (see testing documentation
• [x] review
• [ ] adjust for comments
• [ ] cherry pick to release branch