Update pxt-programming-docs-buildpush.yml

Author: DeveloperTryingToCodeLikeOtherOfThem

.github/workflows/pxt-programming-docs-buildpush.yml

@@ -48,14 +48,6 @@ jobs:
           sudo npm install -g pxt
           npm install
 
-      - name: Checkout pxt-arcade-sim
-        uses: actions/checkout@v5
-        with:
-          repository: microsoft/pxt-arcade-sim
-          ref: v0.12.3
-          ssh-key: ${{ secrets.SIM_DEPLOY_KEY }}
-          path: node_modules/pxt-arcade-sim
-
       - name: pxt ci (without publish capability)
         run: |
           pxt ci