Bump blinkpy to 0.25.2 (home-assistant#159049)

Author: fronzbot

homeassistant/components/blink/manifest.json

@@ -21,5 +21,5 @@
   "integration_type": "hub",
   "iot_class": "cloud_polling",
   "loggers": ["blinkpy"],
-  "requirements": ["blinkpy==0.25.1"]
+  "requirements": ["blinkpy==0.25.2"]
 }