fix waker_getters tracking issue number

Author: Lukas Markeffsky

library/core/src/task/wake.rs

@@ -48,15 +48,15 @@ impl RawWaker {
     /// Get the `data` pointer used to create this `RawWaker`.
     #[inline]
     #[must_use]
-    #[unstable(feature = "waker_getters", issue = "87021")]
+    #[unstable(feature = "waker_getters", issue = "96992")]
     pub fn data(&self) -> *const () {
         self.data
     }
 
     /// Get the `vtable` pointer used to create this `RawWaker`.
     #[inline]
     #[must_use]
-    #[unstable(feature = "waker_getters", issue = "87021")]
+    #[unstable(feature = "waker_getters", issue = "96992")]
     pub fn vtable(&self) -> &'static RawWakerVTable {
         self.vtable
     }
@@ -371,7 +371,7 @@ impl Waker {
     /// Get a reference to the underlying [`RawWaker`].
     #[inline]
     #[must_use]
-    #[unstable(feature = "waker_getters", issue = "87021")]
+    #[unstable(feature = "waker_getters", issue = "96992")]
     pub fn as_raw(&self) -> &RawWaker {
         &self.waker
     }