updated intro (#518)

Author: kyuan-mongodb

source/launch-charts.txt

@@ -12,11 +12,8 @@ Launch MongoDB Charts
    :depth: 1
    :class: singlecol
 
-The following tutorial guides you through launching the |charts-short|
-:abbr:`SaaS (Software as a Service)` application. Alternatively, you
-can install and run |charts-short| locally by following the guide
-on `this page
-<https://docs.mongodb.com/charts/current/installation/>`_.
+The following tutorial guides you through launching |charts-short| on
+MongoDB Cloud.
 
 Prerequisites
 -------------