disable deprecation warnings on macos ci job

Author: sbSteveK

.github/workflows/ci.yml

@@ -285,7 +285,8 @@ jobs:
         run: |
           python3 -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz', 'builder')"
           chmod a+x builder
-          ./builder build -p ${{ env.PACKAGE_NAME }} --spec=downstream
+          ./builder build -p ${{ env.PACKAGE_NAME }} --spec=downstream \
+          --cmake-extra=-DAWS_CRT_DISABLE_DEPRECATION_WARNINGS=ON
 
   linux-github-actions:
     runs-on: ubuntu-latest