chore: update trove classifiers

Author: gforcada

setup.py

@@ -24,6 +24,9 @@
         "Programming Language :: Python",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],
     keywords="plone schema field",