fix(core): Use correct operations/values in unbounded_shr doctests

Author: chorman0773

core/src/num/int_macros.rs

@@ -1449,7 +1449,7 @@ macro_rules! int_impl {
         /// Basic usage:
         /// ```
         /// #![feature(unbounded_shifts)]
-        #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shl(4), 0x1);")]
+        #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shr(4), 0x1);")]
         #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shr(129), 0);")]
         #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MIN.unbounded_shr(129), -1);")]
         /// ```

core/src/num/uint_macros.rs

@@ -1637,7 +1637,7 @@ macro_rules! uint_impl {
         /// Basic usage:
         /// ```
         /// #![feature(unbounded_shifts)]
-        #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shr(4), 0x10);")]
+        #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shr(4), 0x1);")]
         #[doc = concat!("assert_eq!(0x10", stringify!($SelfT), ".unbounded_shr(129), 0);")]
         /// ```
         #[unstable(feature = "unbounded_shifts", issue = "129375")]