Bump version to 13.13.0 in manifest.json

Author: Ernst79

custom_components/ble_monitor/manifest.json

@@ -14,5 +14,5 @@
     "btsocket>=0.3.0",
     "pyric>=0.1.6.3"
   ],
-  "version": "13.12.0"
+  "version": "13.13.0"
 }