Add submission # 6375

#6375

Author: ArduinoBot

registry.txt

@@ -8179,3 +8179,4 @@ https://github.com/Johboh/ieee-802_15_4-network-host.git|Contributed|ieee-802_15
 https://github.com/Johboh/ieee-802_15_4-network-node.git|Contributed|ieee-802_15_4-network-node
 https://github.com/aikopras/Servo-TCA.git|Contributed|Servo_TCA
 https://github.com/arnabdebnath208/TimeoutScheduler.git|Contributed|TimeoutScheduler
+https://github.com/rzuehlsd/OTA-Template.git|Contributed|OTA_Template