added speed-control library (#2428)

Vishal Kumar · web-flow · commit e6ef04896e97 · 2023-01-28T18:52:08.000Z
Added a new library for speed control of dc motor
diff --git a/repositories.txt b/repositories.txt
@@ -5549,3 +5549,4 @@ https://github.com/sparkfun/SparkFun_STTS22H_Arduino_Library
 https://github.com/khoih-prog/ContinuousStepper_Generic
 https://github.com/sparkfun/SparkFun_WM8960_Arduino_Library
 https://github.com/Beirdo/Arduino-FRAM-Cache
+https://github.com/mission-mangal/speed-control
