Add P3379R0 update to __cpp_lib_constrained_equality

See cplusplus/draft#7449

Author: jwakely

macros.yaml

@@ -730,10 +730,12 @@ library:
   - value: 201907
     papers: P1004R2
 - name: __cpp_lib_constrained_equality
-  header_list: utility tuple optional variant
+  header_list: utility tuple optional variant expected
   rows:
   - value: 202403
     papers: P2944R3
+  - value: 202411
+    papers: P3379R0
 - name: __cpp_lib_containers_ranges
   header_list: vector list forward_list map set unordered_map unordered_set deque
     queue stack string