Mark Python 3.13 and 3.14 as officially supported

Author: wshanks

CHANGES.rst

@@ -14,6 +14,7 @@ Adds:
   the caller rather than blaming the `ufloat()` function.
 - Adjusts the Sphinx configuration to allow for reproducible builds using
   ``SOURCE_DATE_EPOCH``.
+- Mark Python 3.13 and 3.14 as officially supported.
 
 Deprecates:
 

pyproject.toml

@@ -37,6 +37,8 @@ classifiers = [
     "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",
     "Programming Language :: Python :: Implementation :: Jython",
     "Programming Language :: Python :: Implementation :: PyPy",
     "Topic :: Education",