std(String): Docs issue; remove word

[iampi31415]

Location

https://doc.rust-lang.org/nightly/std/string/struct.String.html

Summary

Next, what should s[i] return? Because indexing returns a reference to underlying data it could be &u8, &[u8], or something else similar.

It should be (bold is only so you can compare quickly)

Next, what should s[i] return? Because indexing returns a reference to underlying data it could be &u8, &[u8], or something similar.

[Noratrieb]

makes sense, do you want to submit a PR to fix it?