Add submission # 6224

#6224

Author: ArduinoBot

registry.txt

@@ -8075,3 +8075,4 @@ https://github.com/mobizt/ReadyMail.git|Contributed|ReadyMail
 https://github.com/austin207/ArduinoCalculus.git|Contributed|CalculusCore
 https://github.com/probonopd/KeypadSim.git|Contributed|KeypadSim
 https://github.com/CheezCheez/CheezsEMG.git|Contributed|CheezsEMG
+https://github.com/TheKvc/ServoHack.git|Contributed|ServoHack