Remove "EMUcanT4"

Author: per1234

registry.txt

@@ -3701,7 +3701,6 @@ https://github.com/khoih-prog/ESP_MultiResetDetector.git|Contributed|ESP_MultiRe
 https://github.com/0015/TP_Arduino_DigitalRain_Anim.git|Contributed|Digital Rain Animation
 https://github.com/Seeed-Studio/Seeed_Arduino_mbedtls.git|Contributed|Seeed_Arduino_mbedtls
 https://github.com/designer2k2/EMUcan.git|Contributed|EMUcan
-https://github.com/designer2k2/EMUcanT4.git|Contributed|EMUcanT4
 https://github.com/Seeed-Studio/Seeed_Arduino_rpcUnified.git|Contributed|Seeed Arduino rpcUnified
 https://github.com/Seeed-Studio/Seeed_Arduino_FS.git|Contributed|Seeed Arduino FS
 https://github.com/Seeed-Studio/Seeed_Arduino_SFUD.git|Contributed|Seeed Arduino SFUD