Revert "chore: add workflow_dispatch to CodeQL workflow (#1100)"

This reverts commit 70de9ff.

Author: EugeniyKiyashko

.github/workflows/codeql-analysis.yml

@@ -15,7 +15,6 @@ on:
   push:
     branches: [ "master" ]
   pull_request:
-  workflow_dispatch:
   schedule:
     - cron: '0 0 * * 6'