fix: document viewer mpk name

Author: gjulivan

packages/pluggableWidgets/document-viewer-web/src/package.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <package xmlns="http://www.mendix.com/package/1.0/">
-    <clientModule name="DocumentViewer" version="1.1.0" xmlns="http://www.mendix.com/clientModule/1.0/">
+    <clientModule name="Document Viewer" version="1.1.0" xmlns="http://www.mendix.com/clientModule/1.0/">
         <widgetFiles>
             <widgetFile path="DocumentViewer.xml" />
         </widgetFiles>