Add submission # 6280

#6280

Author: ArduinoBot

registry.txt

@@ -8115,3 +8115,4 @@ https://github.com/crystalfontz/Arduino_CFA039A0-N-V_Library.git|Contributed|Cry
 https://github.com/koendv/curveFitting.git|Contributed|curveFitting
 https://github.com/ahagelberg/PropulsionStepper.git|Contributed|PropulsionStepper
 https://github.com/beeneotr/ooreneo.git|Contributed|ooreneo
+https://github.com/lostcaggy/rotary_caggy.git|Contributed|CaggyRotary