Feature: Romm Widget (#2663)

---------

Co-authored-by: Karl Hudgell <karl.hudgell@bjss.com>
Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

docs/widgets/services/romm.md

@@ -0,0 +1,12 @@
+---
+title: Romm
+description: Romm Widget Configuration
+---
+
+Allowed fields: `["platforms", "totalRoms"]`.
+
+```yaml
+widget:
+  type: Romm
+  url: http://romm.host.or.ip
+```