Remove TX07K-TXC repository link

Removed a repository link from the list.

Author: Zefek

repositories.txt

@@ -8533,7 +8533,6 @@ https://github.com/TektiteBiz/TektiteRotEv
 https://github.com/Raghav117/bluetooth_ota_firmware_update.git
 https://github.com/laddge/esp32-pasori-rcs300
 https://github.com/kodediy/kode_MAX31329
-https://github.com/Zefek/TX07K-TXC
 https://github.com/Xinyuan-LilyGO/LilyGoLib
 https://github.com/salesiopark/Chaino.git
 https://github.com/jaikulk14/DataLinkSerial