Bump version to 0.13 (no functional change, just adding PyPi publishing workflow)

Author: CharlesGillanders

setup.py

@@ -5,7 +5,7 @@
 
 setup(
     name="alphaessopenapi",
-    version="0.0.12",
+    version="0.0.13",
     author="Charles Gillanders",
     author_email="charles@charlesgillanders.com",
     description="A python library to retrieve energy statistics from your Alpha ESS inverter by polling the Official Alpha ESS Open API.",