Fix GA

scripts/hab-build-and-push.sh

@@ -9,7 +9,7 @@ export CORS_PROXY_SERVER=$6
 export NON_CORS_PROXY_DOMAINS=$7
 export TARGET_S3_URL=$8
 export SENTRY_DSN=$9
-export GA_TRACKING_ID=$10
+export GA_TRACKING_ID=${10}
 export BUILD_NUMBER=${11}
 export GIT_COMMIT=${12}
 export BUILD_VERSION="${BUILD_NUMBER} (${GIT_COMMIT})"