Support for ZKTeko FR1200 Fingerprint Scanner

**Describe the problem you have/What new integration you would like**
Native support added for the ZKTeko FR1200 fingerprint and RFID scanner.

**Please describe your use case for this integration and alternatives you've tried:**
Use case will be for switch and lock control. Great little scanner and very cheap! Would love to see it on ESPHome.

**Additional context**
https://github.com/adrobinoga/zk-protocol

Start by reading the linked zk-protocol project and the ESPHome integration documentation to understand the FR1200 protocol and integration expectations. Define the supported fingerprint and RFID use cases for switch and lock control, with completion demonstrated by reliable native device support.

Written by the indexing model from the issue text.