library.properties fixes

Author: zekageri

library.properties

@@ -4,7 +4,7 @@ author=zekageri
 maintainer=zekageri
 sentence=RFC 8291 Web Push encryption and delivery for ESP32 firmware.
 paragraph=Provides VAPID JWT signing, aes128gcm payload encryption, and async delivery using a dedicated FreeRTOS worker task.
-category=HTTP
+category=Communication
 url=https://github.com/ESPToolKit/esp-webPush
 repository=https://github.com/ESPToolKit/esp-webPush.git
 architectures=esp32