updating package classifiers – remove python 3.8 ,add python 3.13;

Author: Veritaris

pyproject.toml

@@ -9,11 +9,11 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
 homepage = "https://github.com/taskiq-python/taskiq-psqlpy"
 repository = "https://github.com/taskiq-python/taskiq-psqlpy"