adding DigiPot library (#1791)

minhaj6 · web-flow · commit 1197997daa81 · 2022-09-02T07:56:30.000Z
diff --git a/repositories.txt b/repositories.txt
@@ -5153,3 +5153,4 @@ https://github.com/riraosan/ESP32MSGraph
 https://github.com/InvenSenseInc/arduino.ICM42670P
 https://github.com/matthias-bs/BresserWeatherSensorReceiver
 https://github.com/ogneyar/RussianText_u8g
+https://github.com/minhaj6/DigiPotX9Cxxx
