Update repositories.txt

Author: krosDC

repositories.txt

@@ -12,6 +12,7 @@ https://github.com/DigitalCodesign/MentorBit-LDR
 https://github.com/DigitalCodesign/MentorBit-MatrizPulsadores
 https://github.com/DigitalCodesign/MentorBit-MQ
 https://github.com/DigitalCodesign/MentorBit-PIR
+https://github.com/DigitalCodesign/MentorBit-PoteLineal
 https://github.com/median-dispersion/Non-Blocking-Melody
 https://github.com/jobitjoseph/ESPWebFileManager
 https://github.com/playfultechnology/PN5180