Rollup merge of #115279 - schuelermine:patch/doc/RangeFull/remote-par…

…ens, r=Mark-Simulacrum

RangeFull: Remove parens around .. in documentation snippet

I’ve removed unnecessary parentheses in a documentation snippet documenting `RangeFull`. It could’ve lead people to believe the parentheses were necessary.

library/core/src/ops/range.rs

@@ -11,7 +11,7 @@ use crate::hash::Hash;
 /// The `..` syntax is a `RangeFull`:
 ///
 /// ```
-/// assert_eq!((..), std::ops::RangeFull);
+/// assert_eq!(.., std::ops::RangeFull);
 /// ```
 ///
 /// It does not have an [`IntoIterator`] implementation, so you can't use it in