Add Python version classifiers

Author: ofek

pyproject.toml

@@ -15,7 +15,12 @@ requires-python = ">= 3.7"
 readme = "README.md"
 license = {text = "MIT"}
 classifiers = [
-  "Framework :: Hatch"
+  "Framework :: Hatch",
+  "Programming Language :: Python :: 3.7",
+  "Programming Language :: Python :: 3.8",
+  "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
 ]
 dynamic = ["version"]