Update src/languages/en.js

Co-authored-by: Matthew Nickson <mnickson@sidingsmedia.com>

src/languages/en.js

@@ -582,5 +582,5 @@ export default {
     goAlert: "GoAlert",
     backupOutdatedWarning: "Deprecated: Since a lot of features added and this backup feature is a bit unmaintained, it cannot generate or restore a complete backup.",
     backupRecommend: "Please backup the volume or the data folder (./data/) directly instead.",
-    IconUrl: "Icon-URL",
+    IconUrl: "Icon URL",
 };