Port smelly prefix to 3.15

Summary:
In 3.14 we allow `_Ci_Py` as a prefix for non-smelly symbols. This applies the same change to 3.15.

<!-- pyimport-metadata:begin -->
This diff adds a patch to the `third-party/python/3.15` Meta-internal fork.

Add Cinder prefix to smelly symbols

Reviewed By: itamaro

Differential Revision: D108065269

fbshipit-source-id: 9af66ac01ad1caa48a8038ee12f0ed0a52468b74

Author: DinoV

Tools/build/smelly.py

@@ -13,9 +13,9 @@
 import sys
 import sysconfig
 
-ALLOWED_PREFIXES = ('Py', '_Py')
+ALLOWED_PREFIXES = ('Py', '_Py', '_Ci_Py')
 if sys.platform == 'darwin':
-    ALLOWED_PREFIXES += ('__Py',)
+    ALLOWED_PREFIXES += ('__Py', '__Ci_Py')
 
 # mimalloc doesn't use static, but it's symbols are not exported
 # from the shared library.  They do show up in the static library