Auto merge of rust-lang#116230 - matthiaskrgr:rollup-hi1ciwy, r=matthiaskrgr

Rollup of 3 pull requests

Successful merges:

 - rust-lang#116191 (Add regression test for rust-lang#56098)
 - rust-lang#116214 (rustdoc: rename `issue-\d+.rs` tests to have meaningful names)
 - rust-lang#116221 (core/slice: Fix inconsistency between docs for `rotate_left` and `rotate_right`)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

core/src/slice/mod.rs

@@ -3410,7 +3410,7 @@ impl<T> [T] {
     /// assert_eq!(a, ['e', 'f', 'a', 'b', 'c', 'd']);
     /// ```
     ///
-    /// Rotate a subslice:
+    /// Rotating a subslice:
     ///
     /// ```
     /// let mut a = ['a', 'b', 'c', 'd', 'e', 'f'];