Update CI.yml

Author: 1-Bart-1

.github/workflows/CI.yml

@@ -13,6 +13,7 @@ concurrency:
 jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
+    if: github.event_name != 'pull_request' || github.event.pull_request.draft == false
     runs-on: ${{ matrix.os }}
     timeout-minutes: 40
     strategy: