Clarify risk for breaking change

Author: aclark4life

doc/changelog.rst

@@ -13,7 +13,9 @@ PyMongo 4.14 brings a number of changes including:
 - Introduces a minor breaking change. When encoding :class:`bson.binary.BinaryVector`, a ``ValueError`` will be raised
   if the 'padding' metadata field is < 0 or > 7, or non-zero for any type other than PACKED_BIT.
 - Fixed a bug that raised ``EncryptionError`` when using :meth:`pymongo.mongo_client.MongoClient.server_info` with an
-  encrypted connection.
+  encrypted connection. :meth:`pymongo.mongo_client.MongoClient.server_info` now runs the camel cased ``buildInfo`` command
+  instead of the lower cased ``buildinfo`` command which may cause a breaking change in applications that rely on matching the
+  lower cased ``buildinfo`` command.
 
 Changes in Version 4.13.2 (2025/06/17)
 --------------------------------------