Register change tracker warning for removal of ./x suggest

Author: jieyouxu

src/bootstrap/src/utils/change_tracker.rs

@@ -471,4 +471,9 @@ pub const CONFIG_CHANGE_HISTORY: &[ChangeInfo] = &[
         severity: ChangeSeverity::Info,
         summary: "A --compile-time-deps flag has been added to reduce the time it takes rust-analyzer to start",
     },
+    ChangeInfo {
+        change_id: 143630,
+        severity: ChangeSeverity::Warning,
+        summary: "The current `./x suggest` implementation has been removed due to it being quite broken and a lack of maintenance bandwidth, with no prejudice against re-implementing it in a more maintainable form.",
+    },
 ];