Update dependency rich to v15

Author: renovate[bot]

pyproject.toml

@@ -43,7 +43,7 @@ dependencies = [
     "psutil>=7.1,<8.0",
     "PyYAML>=6.0,<7.0",
     "python-json-logger>=4.0,<5.0",
-    "rich>=14.2,<15.0",
+    "rich>=15,<15.1",
     "art>=6.5,<7.0",
     "networkx>=3.6,<3.7",
     "matplotlib>=3.10,<3.11",