ci: update default branch to main

.github/workflows/codeql-analysis.yml

@@ -2,10 +2,10 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [master]
+    branches: [main]
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [master]
+    branches: [main]
   schedule:
     - cron: '0 0 * * 0'
 
@@ -37,7 +37,7 @@ jobs:
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
-        # By default, queries listed here will override any specified in a config file. 
+        # By default, queries listed here will override any specified in a config file.
         # Prefix the list here with "+" to use these queries and those in the config file.
         # queries: ./path/to/local/query, your-org/your-repo/queries@main
         config-file: ./.github/codeql/codeql-config.yml

.github/workflows/main.yml

@@ -3,8 +3,8 @@ name: Site workflow
 on:
   push:
     branches:
-    # Only accept deploying from the master branch
-    - master
+    # Only accept deploying from the main branch
+    - main
 
 jobs:
   test:

.github/workflows/pull-request.yml

@@ -3,8 +3,8 @@ name: Pull Request workflow
 on:
   pull_request:
     branches:
-    # Only accept PRs targeting the master branch
-    - master
+    # Only accept PRs targeting the main branch
+    - main
 
 jobs:
   test: