Move back to a dev version following 2.11.0 release

Author: Pierre-Sassoulas

doc/whatsnew/2.12.rst

@@ -0,0 +1,25 @@
+***************************
+ What's New in Pylint 2.12
+***************************
+
+:Release: 2.12
+:Date: TBA
+
+Summary -- Release highlights
+=============================
+
+
+New checkers
+============
+
+
+Removed checkers
+================
+
+
+Extensions
+==========
+
+
+Other Changes
+=============

doc/whatsnew/index.rst

@@ -9,6 +9,7 @@ High level descriptions of the most important changes between major Pylint versi
 .. toctree::
    :maxdepth: 1
 
+   2.12.rst
    2.11.rst
    2.10.rst
    2.9.rst

pylint/__pkginfo__.py

@@ -2,7 +2,7 @@
 # For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
 from typing import Tuple
 
-__version__ = "2.11.0"
+__version__ = "2.11.1-dev0"
 
 
 def get_numversion_from_version(v: str) -> Tuple:

tbump.toml

@@ -1,7 +1,7 @@
 github_url = "https://github.com/PyCQA/pylint"
 
 [version]
-current = "2.11.0"
+current = "2.11.1-dev0"
 regex = '''
 ^(?P<major>0|[1-9]\d*)
 \.