Update docs

Author: hukkin

Doc/library/tomllib.rst

@@ -13,10 +13,14 @@
 
 --------------
 
-This module provides an interface for parsing TOML 1.0.0 (Tom's Obvious Minimal
+This module provides an interface for parsing TOML 1.1.0 (Tom's Obvious Minimal
 Language, `https://toml.io <https://toml.io/en/>`_). This module does not
 support writing TOML.
 
+.. versionchanged:: next
+   Module updated to support TOML 1.1.0. Initially the module supported TOML 1.0.0.
+
+
 .. seealso::
 
     The :pypi:`Tomli-W package <tomli-w>`