Bump hypothesis-python version to 6.99.12 and update changelog

[skip ci]

Author: DRMacIver

hypothesis-python/RELEASE.rst

@@ -18,6 +18,17 @@ Hypothesis 6.x
 
     .. include:: ../RELEASE.rst
 
+.. _v6.99.12:
+
+--------------------
+6.99.12 - 2024-03-23
+--------------------
+
+If you were running Python 3.13 (currently in alpha) with :pypi:`pytest-xdist`
+and then attempted to pretty-print a ``lambda`` functions which was created
+using the :func:`eval` builtin, it would have raised an AssertionError.
+Now you'll get ``"lambda ...: <unknown>"``, as expected.
+
 .. _v6.99.11:
 
 --------------------

hypothesis-python/docs/changes.rst

@@ -8,5 +8,5 @@
 # v. 2.0. If a copy of the MPL was not distributed with this file, You can
 # obtain one at https://mozilla.org/MPL/2.0/.
 
-__version_info__ = (6, 99, 11)
+__version_info__ = (6, 99, 12)
 __version__ = ".".join(map(str, __version_info__))