MAINT: Add in trove classifiers

Author: HaoZeke

pyproject.toml

@@ -11,6 +11,21 @@ version = "3.2.7"
 description = 'Splitting conic solver'
 readme = 'README.md'
 requires-python = '>=3.9'
+classifiers = [
+    'License :: OSI Approved :: MIT License',
+    'Programming Language :: C',
+    'Programming Language :: Python',
+    'Programming Language :: Python :: 3',
+    'Programming Language :: Python :: 3.11',
+    'Programming Language :: Python :: 3.12',
+    'Programming Language :: Python :: 3.13',
+    'Programming Language :: Python :: 3 :: Only',
+    'Programming Language :: Python :: Implementation :: CPython',
+    'Operating System :: Microsoft :: Windows',
+    'Operating System :: POSIX',
+    'Operating System :: Unix',
+    'Operating System :: MacOS',
+]
 license = {file = 'LICENSE'}
 authors = [
   {name = "Brendan O'Donoghue", email = "[email protected]"}]