Update setup.py

Changed typo in description

Author: tirfy

code/setup.py

@@ -3,7 +3,7 @@
 setup(
     name='OpenTire',
     version='0.1',
-    description='An open-source mathematical tire model library for tire and vehicle research and development.',
+    description='An open-source mathematical tire model libraries for tire and vehicle research and development.',
     url='https://github.com/OpenTire/OpenTire',
     author='OpenTire',
     license='MIT',