docs: prep for 6.4.2

Author: nedbat

CHANGES.rst

@@ -17,8 +17,10 @@ development at the same time, such as 4.5.x and 5.0.
     ..  Version 9.8.1 — 2027-07-27
     ..  --------------------------
 
-Unreleased
-----------
+.. _changes_6-4-2:
+
+Version 6.4.2 — 2022-07-12
+--------------------------
 
 - Updated for a small change in Python 3.11.0 beta 4: modules now start with a
   line with line number 0, which is ignored.  This line cannnot be executed, so

coverage/version.py

@@ -5,7 +5,7 @@
 # This file is exec'ed in setup.py, don't import anything!
 
 # Same semantics as sys.version_info.
-version_info = (6, 4, 2, "alpha", 0)
+version_info = (6, 4, 2, "final", 0)
 
 
 def _make_version(major, minor, micro, releaselevel, serial):

doc/conf.py

@@ -64,11 +64,11 @@
 # built documents.
 #
 # The short X.Y.Z version.                                 # CHANGEME
-version = "6.4.1"
+version = "6.4.2"
 # The full version, including alpha/beta/rc tags.          # CHANGEME
-release = "6.4.1"
+release = "6.4.2"
 # The date of release, in "monthname day, year" format.    # CHANGEME
-release_date = "June 2, 2022"
+release_date = "July 12, 2022"
 
 rst_epilog = """
 .. |release_date| replace:: {release_date}