Update supported python version in pyproject.toml

Author: lieryan

pyproject.toml

@@ -2,7 +2,7 @@
 name = 'rope'
 description = 'a python refactoring library...'
 readme = 'README.rst'
-requires-python = '>=3.8'
+requires-python = '>=3.10'
 classifiers = [
     'Development Status :: 4 - Beta',
     'Operating System :: OS Independent',
@@ -14,12 +14,12 @@ classifiers = [
     'Natural Language :: English',
     'Programming Language :: Python',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.8',
-    'Programming Language :: Python :: 3.9',
     '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 :: 3.15',
     'Topic :: Software Development',
 ]
 version = '1.14.0'