Update metadata.json

Author: RKBoss6

apps/powermanager/metadata.json

@@ -2,8 +2,8 @@
   "id": "powermanager",
   "name": "Power Manager",
   "shortName": "Power Manager",
-  "version": "0.11",
-  "description": "Allow configuration of warnings and thresholds for battery charging and display.",
+  "version": "0.12",
+  "description": "Allow configuration of warnings for battery charging, stabilization of voltage, stabilization of battery percentage, and battery logging.",
   "icon": "app.png",
   "type": "bootloader",
   "tags": "tool",