setup.py: prepare for using SCM version

This will use the git version tag vor determining package version

Signed-off-by: Enrico Jorns <ejo@pengutronix.de>

setup.py

@@ -6,10 +6,11 @@
 setup(
       name='rauc_hawkbit',
       description='hawkBit client for RAUC',
-      version='0.0',
       author='Bastian Stender and Enrico Joerns',
       author_email='entwicklung@pengutronix.de',
       license='LGPL-2.1',
+      use_scm_version=True,
+      url='https://github.com/rauc/rauc-hawkbit',
       install_requires=[
           'aiohttp',
           'gbulb==0.2'