bpo-40334: PEP 617 implementation: New PEG parser for CPython (GH-19503)

Co-authored-by: Guido van Rossum <guido@python.org>
Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
diff --git a/Python/importlib_external.h b/Python/importlib_external.h
index 9618f9f..dd23742 100644
--- a/Python/importlib_external.h
+++ b/Python/importlib_external.h
@@ -481,10 +481,11 @@
     108,101,118,101,108,90,13,98,97,115,101,95,102,105,108,101,
     110,97,109,101,114,5,0,0,0,114,5,0,0,0,114,8,
     0,0,0,218,17,115,111,117,114,99,101,95,102,114,111,109,
-    95,99,97,99,104,101,116,1,0,0,115,52,0,0,0,0,
+    95,99,97,99,104,101,116,1,0,0,115,68,0,0,0,0,
     9,12,1,8,1,10,1,12,1,4,1,10,1,12,1,14,
-    1,16,1,4,1,4,1,12,1,8,1,18,2,10,1,8,
-    1,16,1,10,1,16,1,10,1,14,2,16,1,10,1,16,
+    1,16,1,4,1,4,1,12,1,8,1,2,1,2,255,4,
+    1,2,255,8,2,10,1,8,1,16,1,10,1,16,1,10,
+    1,4,1,2,255,8,2,16,1,10,1,4,1,2,255,10,
     2,14,1,114,102,0,0,0,99,1,0,0,0,0,0,0,
     0,0,0,0,0,5,0,0,0,9,0,0,0,67,0,0,
     0,115,124,0,0,0,116,0,124,0,131,1,100,1,107,2,