Bump version to 0.5.0-dev

Author: mehaase

setup.py

@@ -8,7 +8,7 @@
 
 setup(
     name='trio-chrome-devtools-protocol',
-    version='0.5.0',
+    version='0.6.0-dev',
     description='Trio driver for Chrome DevTools Protocol (CDP)',
     long_description=long_description,
     long_description_content_type='text/markdown',