fix: casing typo

Author: piperchester

samples/analytics/v3/hello_analytics_api_v3.html

@@ -11,7 +11,7 @@
 <h1>Hello Google Analytics API</h1>
 <p>This page demonstrates how to query the Google Analytics API version 3 using the
    <a href="https://code.google.com/p/google-api-javascript-client/">
-      Google API Javascript Client Library</a>.</p>
+      Google API JavaScript Client Library</a>.</p>
 
 <p>The demo traverses the
    <a href="http://code.google.com/apis/analytics/docs/mgmt/v3/mgmtGettingStarted.html">