Update references to main (#38)

Author: Daltz333

.github/workflows/workflow.yml

@@ -2,10 +2,10 @@ name: Test and Deploy
 on:
   pull_request:
     branches: 
-      - master
+      - main
   push:
     branches:
-      - master
+      - main
   create:
     tags:
       - '*'
@@ -84,7 +84,7 @@ jobs:
           python setup.py sdist
           python setup.py bdist_wheel
       - name: Publish a Python distribution to PyPI
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@main
         with:
           user: __token__
           password: ${{ secrets.pypi_password }}

setup.py

@@ -14,7 +14,7 @@
     )
     version = ret.stdout.decode("utf-8").strip()
 except:
-    version = "master"
+    version = "main"
 
 with open("README.md", "r", encoding="utf-8") as readme:
     long_description = readme.read()