feat: remove draw-io from default web config

The `draw-io` app has been removed from the Web default apps, hence this removes it here as well.

The app is now available via the [web-extensions repository](https://github.com/owncloud/web-extensions).

services/web/pkg/config/defaults/defaultconfig.go

@@ -98,7 +98,7 @@ func DefaultConfig() *config.Config {
 					ResponseType: "code",
 					Scope:        "openid profile email",
 				},
-				Apps: []string{"files", "search", "text-editor", "pdf-viewer", "external", "admin-settings", "epub-reader", "draw-io"},
+				Apps: []string{"files", "search", "text-editor", "pdf-viewer", "external", "admin-settings", "epub-reader"},
 				ExternalApps: []config.ExternalApp{
 					{
 						ID:   "preview",

tests/config/drone/ocis-config.json

@@ -21,7 +21,6 @@
   },
   "apps": [
     "files",
-    "draw-io",
     "text-editor",
     "preview",
     "pdf-viewer",