Update manifest.json

Author: pallakartheekreddy

org.ekstep.activitybrowser-1.3/manifest.json

@@ -9,7 +9,6 @@
         "main": "editor/plugin.js",
         "dependencies": [
             {"type": "css", "src": "editor/plugin.css"},
-            { "type": "js", "src": "editor/libs/sunbird-file-upload-library.js" },
             {"type": "js","src": "editor/libs/angular-inview.js"},
             {"type": "js", "src": "editor/camelize.js"}
         ],