Increased version number to 0.3.1

Author: TimSchneider42

setup.py

@@ -58,7 +58,7 @@ def build_extension(self, ext):
 
 setup(
     name="franky-panda",
-    version="0.3.0",
+    version="0.3.1",
     description="High-Level Motion Library for the Franka Panda Robot (fork of frankx)",
     long_description=long_description,
     long_description_content_type="text/markdown",