Bump to 4.3.1 final

Author: tk0miya

CHANGES

@@ -1,14 +1,5 @@
-Release 4.3.1 (in development)
-==============================
-
-Dependencies
-------------
-
-Incompatible changes
---------------------
-
-Deprecated
-----------
+Release 4.3.1 (released Nov 28, 2021)
+=====================================
 
 Features added
 --------------
@@ -31,9 +22,6 @@ Bugs fixed
 * #9864: mathjax: Failed to render equations via MathJax v2.  The loading method
   of MathJax is back to "async" method again
 
-Testing
---------
-
 Release 4.3.0 (released Nov 11, 2021)
 =====================================
 

sphinx/__init__.py

@@ -27,7 +27,7 @@
 warnings.filterwarnings('ignore', "'U' mode is deprecated",
                         DeprecationWarning, module='docutils.io')
 
-__version__ = '4.3.1+'
+__version__ = '4.3.1'
 __released__ = '4.3.1'  # used when Sphinx builds its own docs
 
 #: Version info for better programmatic use.
@@ -38,7 +38,7 @@
 #:
 #: .. versionadded:: 1.2
 #:    Before version 1.2, check the string ``sphinx.__version__``.
-version_info = (4, 3, 1, 'beta', 0)
+version_info = (4, 3, 1, 'final', 0)
 
 package_dir = path.abspath(path.dirname(__file__))