Fixed category for Zest View

The Zest view still used an outdated view category. This meant that it
did not show up in the list of Eclipse Capra views as expected. This
commit fixes this by assigning the view to the
org.eclipse.capra.ui.views category.
Change-Id: I59ab5d0c28033f52b00d9b493bf4654cf972ee11
diff --git a/bundles/org.eclipse.capra.ui.zest/plugin.xml b/bundles/org.eclipse.capra.ui.zest/plugin.xml
index 0b9ee04..2a3319f 100644
--- a/bundles/org.eclipse.capra.ui.zest/plugin.xml
+++ b/bundles/org.eclipse.capra.ui.zest/plugin.xml
@@ -22,7 +22,7 @@
 			name="%category.name">
       </category>
       <view
-            category="org.eclipse.capra.generic.views"
+            category="org.eclipse.capra.ui.views"
             class="org.eclipse.capra.ui.zest.ZestView"
             icon="platform:/plugin/org.eclipse.capra.ui/icons/capra.png"
             id="org.eclipse.capra.ui.zest.zestView"