Rollup merge of rust-lang#145046 - ulrichstark:master, r=tgross35

Fix doc comment of File::try_lock and File::try_lock_shared

The doc comments of functions `File::try_lock` and `File::try_lock_shared` stabilized today in version 1.89.0 document an incorrect type of `Ok`.

The result type was changed in rust-lang#139343 after the latest change to the doc comments in rust-lang#136876.

Author: tgross35