update CI (#238)

* Add "main" to branches checked

* [pre-commit.ci] auto fixes from pre-commit hooks

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.github/workflows/codeql.yml

@@ -2,9 +2,9 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [ "master" ]
+    branches: [ "master", "main" ]
   pull_request:
-    branches: [ "master" ]
+    branches: [ "master", "main" ]
   schedule:
     - cron: "59 11 * * 6"