.github/workflow master->main

Issue gh-284

.github/workflows/continuous-integration-workflow.yml

@@ -3,7 +3,7 @@ name: CI
 on:
   push:
     branches:
-      - master
+      - main
   schedule:
     - cron: '0 10 * * *' # Once per day at 10am UTC
 

.github/workflows/pr-build-workflow.yml

@@ -3,7 +3,7 @@ name: PR build
 on:
   pull_request:
     branches:
-      - master
+      - main
 
 jobs:
   build: