unix ExitStatus: Add tracking issue to new methods

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

Author: ijackson

library/std/src/sys/unix/ext/process.rs

@@ -177,25 +177,25 @@ pub trait ExitStatusExt {
     fn signal(&self) -> Option<i32>;
 
     /// If the process was terminated by a signal, says whether it dumped core.
-    #[unstable(feature = "unix_process_wait_more", issue = "none")]
+    #[unstable(feature = "unix_process_wait_more", issue = "80695")]
     fn core_dumped(&self) -> bool;
 
     /// If the process was stopped by a signal, returns that signal.
     ///
     /// In other words, if `WIFSTOPPED`, this returns `WSTOPSIG`.  This is only possible if the status came from
     /// a `wait` system call which was passed `WUNTRACED`, was then converted into an `ExitStatus`.
-    #[unstable(feature = "unix_process_wait_more", issue = "none")]
+    #[unstable(feature = "unix_process_wait_more", issue = "80695")]
     fn stopped_signal(&self) -> Option<i32>;
 
     /// Whether the process was continued from a stopped status.
     ///
     /// Ie, `WIFCONTINUED`.  This is only possible if the status came from a `wait` system call
     /// which was passed `WCONTINUED`, was then converted into an `ExitStatus`.
-    #[unstable(feature = "unix_process_wait_more", issue = "none")]
+    #[unstable(feature = "unix_process_wait_more", issue = "80695")]
     fn continued(&self) -> bool;
 
     /// Returns the underlying raw `wait` status.
-    #[unstable(feature = "unix_process_wait_more", issue = "none")]
+    #[unstable(feature = "unix_process_wait_more", issue = "80695")]
     fn into_raw(self) -> i32;
 }