tox fixed

Author: TonyKatkov89

pyproject.toml

@@ -55,7 +55,7 @@ scipy = [
 
 matplotlib = [
     { version = ">=3.0.0, <=3.7.3", python = "<3.9" },
-    { version = ">=3.0.0, <=3.9.0", python = ">=3.9" },
+    { version = ">=3.0.0, <=3.9.0", python = ">=3.9, <3.13" },
     { version = ">=3.10.0, <=3.11.0", python = ">=3.13" }
 ]