Rollup merge of rust-lang#132970 - tyilo:nonzero-u-div-ceil-issue, r=tgross35

Add tracking issue number to unsigned_nonzero_div_ceil feature

Tracking issue: rust-lang#132968

Author: matthiaskrgr

core/src/num/nonzero.rs

@@ -1233,7 +1233,7 @@ macro_rules! nonzero_integer_signedness_dependent_impls {
             #[doc = concat!("let three = NonZero::new(3", stringify!($Int), ").unwrap();")]
             /// assert_eq!(three.div_ceil(two), two);
             /// ```
-            #[unstable(feature = "unsigned_nonzero_div_ceil", issue = "none")]
+            #[unstable(feature = "unsigned_nonzero_div_ceil", issue = "132968")]
             #[must_use = "this returns the result of the operation, \
                           without modifying the original"]
             #[inline]