bpo-33648: Remove PY_WARN_ON_C_LOCALE (GH-7114)

This code does not appear to be used anywhere in the python code base.
The use was removed in eb81795d7d3a8c898fa89.
diff --git a/Misc/ACKS b/Misc/ACKS
index 8e1b6f7..2cf5e10 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -18,6 +18,7 @@
 Marc Abramowitz
 Eldar Abusalimov
 Ron Adam
+Eitan Adler
 Anton Afanasyev
 Ali Afshar
 Nitika Agarwal