Remove bbl's dns runtime config in setup-deploy

[#160568432](https://www.pivotaltracker.com/story/show/160568432)

Co-authored-by: Max Petersen <[email protected]>

ci/tasks/windows/setup-deploy.sh

@@ -15,6 +15,11 @@ main() {
   bosh upload-release $ROOT_DIR/candidate-release/*.tgz
   bosh -n upload-stemcell $ROOT_DIR/bosh-stemcell-windows/*.tgz
   bosh -n upload-stemcell $ROOT_DIR/gcp-linux-stemcell/*.tgz
+
+  # Need to delete the bosh-dns runtime config because bbl uses a hard-coded
+  # bosh-deployment which specifies a bosh-dns version that may conflict with the
+  # one we are trying to test.
+  bosh delete-config --type=runtime --name=dns -n
 }
 
 main

ci/tasks/windows/test-acceptance-windows.sh

@@ -11,11 +11,6 @@ popd
 
 export BOSH_DEPLOYMENT=bosh-dns-windows-acceptance
 
-# Need to delete the bosh-dns runtime config because bbl uses a hard-coded
-# bosh-deployment which specifies a bosh-dns version that may conflict with the
-# one we are trying to test.
-bosh delete-config --type=runtime --name=bosh-dns -n
-
 bosh -n deploy \
   $ROOT_DIR/bosh-dns-release/src/bosh-dns/test_yml_assets/manifests/windows-acceptance-manifest.yml \
   -v deployment_name="$BOSH_DEPLOYMENT" \