Use SCM versioning

Author: AttilaGombosER

setup.py

@@ -2,11 +2,12 @@
 
 setup(
     name='python-context-logger',
-    version='1.2.1',
     description='Contextual structured logging library for Python',
     author='Ferenc Nandor Janky & Attila Gombos',
     author_email='info@effective-range.com',
     packages=['context_logger'],
     package_data={'context_logger': ['py.typed']},
+    use_scm_version=True,
+    setup_requires=["setuptools_scm"],
     install_requires=['structlog']
 )