Update device: Water sensor (3315-L) by Iris (#2328)

Author: github-actions[bot]

custom_components/battery_notes/data/library.json

@@ -6887,6 +6887,11 @@
             "model": "ZSE70",
             "battery_type": "CR123A",
             "battery_quantity": 2
+        },
+        {
+            "manufacturer": "Iris",
+            "model": "Water sensor (3315-L)",
+            "battery_type": "CR2"
         }
     ]
 }