Update setup.py

Updated supported versions of python and django

setup.py

@@ -14,7 +14,7 @@
     long_description=readme,
     long_description_content_type="text/x-rst",
     packages=["dj_database_url"],
-    install_requires=["Django>=3.2", "typing_extensions >= 3.10.0.0"],
+    install_requires=["Django>=4.2", "typing_extensions >= 3.10.0.0"],
     include_package_data=True,
     package_data={
         "dj_database_url": ["py.typed"],
@@ -29,8 +29,8 @@
     classifiers=[
         "Environment :: Web Environment",
         "Framework :: Django",
-        "Framework :: Django :: 3.2",
         "Framework :: Django :: 4.2",
+        "Framework :: Django :: 5.0",
         "Framework :: Django :: 5.1",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: BSD License",
@@ -40,8 +40,6 @@
         "Topic :: Software Development :: Libraries :: Python Modules",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "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",