playground: updating the location of the bootstrap script

Change-Id: I131656edbd85ec78e0177ef0160fc90c8aa224fb
diff --git a/go/src/playground/Dockerfile b/go/src/playground/Dockerfile
index bb5ed19..8f28b40 100644
--- a/go/src/playground/Dockerfile
+++ b/go/src/playground/Dockerfile
@@ -23,7 +23,7 @@
 # fresh Vanadium code, you must pass "--no-cache" to the docker build command.
 # See README.md.
 ADD deploy/netrc /root/.netrc
-RUN curl -u vanadium:D6HT]P,LrJ7e https://dev.v.io/noproxy/bootstrap-vanadium.sh | bash
+RUN curl -u vanadium:D6HT]P,LrJ7e https://v.io/bootstrap | bash
 RUN rm /root/.netrc
 
 # Install the release/javascript/core library.