refactor: group options-related logic in //src/common/options

Change-Id: Ib505da278accd878478399967efd72c8d89095ce
diff --git a/src/contentScripts/publicForum.js b/src/contentScripts/publicForum.js
index 043e8c9..d03976b 100644
--- a/src/contentScripts/publicForum.js
+++ b/src/contentScripts/publicForum.js
@@ -1,4 +1,4 @@
-import {getOptions} from '../common/optionsUtils.js';
+import {getOptions} from '../common/options/optionsUtils.js';
 
 var intersectionObserver;