pythongh-91162: Fix substitution of unpacked tuples in generic aliases (pythonGH-92335)

(cherry picked from commit 9d25db9)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

Author: serhiy-storchaka

Include/internal/pycore_global_strings.h

@@ -201,8 +201,9 @@ struct _Py_global_strings {
         STRUCT_FOR_ID(__subclasshook__)
         STRUCT_FOR_ID(__truediv__)
         STRUCT_FOR_ID(__trunc__)
+        STRUCT_FOR_ID(__typing_is_unpacked_typevartuple__)
         STRUCT_FOR_ID(__typing_subst__)
-        STRUCT_FOR_ID(__typing_unpacked__)
+        STRUCT_FOR_ID(__typing_unpacked_tuple_args__)
         STRUCT_FOR_ID(__warningregistry__)
         STRUCT_FOR_ID(__weakref__)
         STRUCT_FOR_ID(__xor__)

Include/internal/pycore_runtime_init.h

@@ -824,8 +824,9 @@ extern "C" {
                 INIT_ID(__subclasshook__), \
                 INIT_ID(__truediv__), \
                 INIT_ID(__trunc__), \
+                INIT_ID(__typing_is_unpacked_typevartuple__), \
                 INIT_ID(__typing_subst__), \
-                INIT_ID(__typing_unpacked__), \
+                INIT_ID(__typing_unpacked_tuple_args__), \
                 INIT_ID(__warningregistry__), \
                 INIT_ID(__weakref__), \
                 INIT_ID(__xor__), \