Update library.json (#81)

Added Ruuvitag

Co-authored-by: Andrew Jackson <[email protected]>

Author: TimoAinali

custom_components/battery_notes/data/library.json

@@ -371,6 +371,11 @@
             "battery_type": "AA",
             "battery_quantity": 2
         },
+        {
+            "manufacturer": "Ruuvi",
+            "model": "Ruuvitag",
+            "battery_type": "CR2477T"
+        },
         {
             "manufacturer": "Saswell",
             "model": "Thermostatic radiator valve (SEA801-Zigbee/SEA802-Zigbee)",