Update info.toml

Co-authored-by: marisa <mokou@fastmail.com>

Author: kolbma

info.toml

@@ -774,7 +774,7 @@ case is a vector of integers and the failure case is a DivisionError.
 
 The list_of_results function needs to return a vector of results.
 
-See https://doc.rust-lang.org/std/iter/trait.Iterator.html#method.collect how 
+See https://doc.rust-lang.org/std/iter/trait.Iterator.html#method.collect for how 
 the `FromIterator` trait is used in `collect()`."""
 
 [[exercises]]