update dependency information for Gradle

https://patch-diff.githubusercontent.com/raw/apache/incubator-streams-master/pull/13

src/site/markdown/dependency-info.md

diff --git a/src/site/markdown/dependency-info.md b/src/site/markdown/dependency-info.md
index b053cae..9fbd80c 100644
--- a/src/site/markdown/dependency-info.md
+++ b/src/site/markdown/dependency-info.md
@@ -69,7 +69,7 @@
 
 <div class="section">
 
-<h3><a name="Grails"></a>Grails</h3><a name="Grails"></a>
+<h3><a name="Gradle"></a>Gradle</h3><a name="Gradle"></a>
 
 <div class="source"><pre class="prettyprint">compile 'org.apache.streams:streams-master:0.3-incubating-SNAPSHOT'</pre>