Bump astroid to 2.6.5, update changelog

Author: Pierre-Sassoulas

ChangeLog

@@ -7,10 +7,16 @@ What's New in astroid 2.7.0?
 Release date: TBA
 
 
-What's New in astroid 2.6.5?
+What's New in astroid 2.6.6?
 ============================
 Release date: TBA
 
+
+
+What's New in astroid 2.6.5?
+============================
+Release date: 2021-07-21
+
 * Fix a crash when there would be a 'TypeError object does not support
   item assignment' in the code we parse.
 

astroid/__pkginfo__.py

@@ -24,5 +24,5 @@
 # Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
 # For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
 
-__version__ = "2.6.5-dev0"
+__version__ = "2.6.5"
 version = __version__

tbump.toml

@@ -1,7 +1,7 @@
 github_url = "https://github.com/PyCQA/astroid"
 
 [version]
-current = "2.6.5-dev0"
+current = "2.6.5"
 regex = '''
 ^(?P<major>0|[1-9]\d*)
 \.