add change entry

Signed-off-by: onur-ozkan <work@onurozkan.dev>

Author: onur-ozkan

src/bootstrap/src/utils/change_tracker.rs

@@ -416,4 +416,9 @@ pub const CONFIG_CHANGE_HISTORY: &[ChangeInfo] = &[
         severity: ChangeSeverity::Warning,
         summary: "Stage0 library no longer matches the in-tree library, which means stage1 compiler now uses the beta library.",
     },
+    ChangeInfo {
+        change_id: 141914,
+        severity: ChangeSeverity::Warning,
+        summary: "By default, `x check` doesn't check in-tree libraries. To do that, either use the library profile or stage 1 (e.g., `x check library --stage 1`).",
+    },
 ];