Update build.yml

Adding a side-repository in Github Actions does not seem to be allowed, we need to change the build file

Author: Stefterv

.github/workflows/build.yml

@@ -53,11 +53,6 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4
-      - name: Checkout Examples Repository
-        uses: actions/checkout@v4
-        with:
-          repository: processing/processing-examples
-          path: ../processing-examples
       - name: Install Java
         uses: actions/setup-java@v4
         with: