Add device: Heatmiser - Contact Sensor (#4002)

Co-authored-by: Liam-Whiteside <80065471+Liam-Whiteside@users.noreply.github.com>

Author: github-actions[bot]

library/library.json

@@ -10912,6 +10912,11 @@
             "manufacturer": "ZVIDAR",
             "model": "Z-CM-V01",
             "battery_type": "Rechargeable"
+        },
+        {
+            "manufacturer": "Heatmiser",
+            "model": "Contact Sensor",
+            "battery_type": "LS14250"
         }
     ]
 }