Bump astroid to 2.15.4, update changelog (#2144)

Author: cdce8p

ChangeLog

@@ -8,10 +8,16 @@ Release date: TBA
 
 
 
-What's New in astroid 2.15.4?
+What's New in astroid 2.15.5?
 =============================
 Release date: TBA
 
+
+
+What's New in astroid 2.15.4?
+=============================
+Release date: 2023-04-24
+
 * Add visitor function for ``TryStar`` to ``AsStringVisitor`` and
   add ``TryStar`` to ``astroid.nodes.ALL_NODE_CLASSES``.
 

astroid/__pkginfo__.py

@@ -2,5 +2,5 @@
 # For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt
 
-__version__ = "2.15.3"
+__version__ = "2.15.4"
 version = __version__

tbump.toml

@@ -1,7 +1,7 @@
 github_url = "https://github.com/PyCQA/astroid"
 
 [version]
-current = "2.15.3"
+current = "2.15.4"
 regex = '''
 ^(?P<major>0|[1-9]\d*)
 \.