Bump hypothesis-python version to 6.56.1 and update changelog

[skip ci]

Author: DRMacIver

hypothesis-python/RELEASE.rst

@@ -18,6 +18,16 @@ Hypothesis 6.x
 
     .. include:: ../RELEASE.rst
 
+.. _v6.56.1:
+
+-------------------
+6.56.1 - 2022-10-05
+-------------------
+
+This patch improves the error message when Hypothesis detects "flush to zero"
+mode for floating-point: we now report which package(s) enabled this, which
+can make debugging much easier.  See :issue:`3458` for details.
+
 .. _v6.56.0:
 
 -------------------

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, 56, 0)
+__version_info__ = (6, 56, 1)
 __version__ = ".".join(map(str, __version_info__))