Update condition card demo

gallery/src/pages/lovelace/conditional-card.ts

@@ -34,7 +34,7 @@ const CONFIGS = [
     `,
   },
   {
-    heading: "If 1 is on and 2 is not off",
+    heading: "Demo",
     config: `
 - type: conditional
   conditions:
@@ -51,22 +51,6 @@ const CONFIGS = [
       - light.kitchen
     `,
   },
-  {
-    heading: "If 1 and 2 have the same state",
-    config: `
-- type: conditional
-  conditions:
-    - entity: light.controller_1
-      state: light.controller_2
-  card:
-    type: entities
-    entities:
-      - light.controller_1
-      - light.controller_2
-      - light.floor
-      - light.kitchen
-    `,
-  },
 ];
 
 @customElement("demo-lovelace-conditional-card")