update python version requirement

Author: tony-kuo

setup.cfg

@@ -30,7 +30,7 @@ classifiers =
     Operating System :: MacOS :: MacOS X
     Operating System :: POSIX :: Linux
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.10
 
 [options]
 zip_safe = False
@@ -40,7 +40,7 @@ package_dir =
     =src
 
 # Require a min/specific Python version (comma-separated conditions)
-python_requires = >=3.7
+python_requires = >=3.10
 
 # Add here dependencies of your project (line-separated), e.g. requests>=2.2,<3.0.
 # Version specifiers like >=2.2,<3.0 avoid problems due to API changes in