Update go_appengine version

Author: fstanis

deploy.sh

@@ -23,7 +23,7 @@ test $TRAVIS_PULL_REQUEST == "true" && exit 0
 if [ ! -d ${HOME}/google-cloud-sdk ]; then
    curl https://sdk.cloud.google.com | bash;
 fi
-curl https://storage.googleapis.com/appengine-sdks/featured/go_appengine_sdk_linux_amd64-1.9.33.zip > go_appengine_sdk_linux_amd64.zip
+curl https://storage.googleapis.com/appengine-sdks/featured/go_appengine_sdk_linux_amd64-1.9.67.zip > go_appengine_sdk_linux_amd64.zip
 unzip go_appengine_sdk_linux_amd64.zip
 gcloud auth activate-service-account --key-file client-secret.json
 go_appengine/appcfg.py update . --skip_sdk_update_check --oauth2_access_token=$(gcloud auth print-access-token) -A amp-by-example -V 1