Fix utf error

src/main/java/frc/robot/subsystems/drive/Module.java

@@ -85,7 +85,7 @@ public void periodic() {
       if (speedSetpoint != null) {
         // Scale velocity based on turn error
         //
-        // When the error is 90°, the velocity setpoint should be 0. As the wheel turns
+        // When the error is 90 degrees, the velocity setpoint should be 0. As the wheel turns
         // towards the setpoint, its velocity should increase. This is achieved by
         // taking the component of the velocity in the direction of the setpoint.
         double adjustSpeedSetpoint = speedSetpoint * Math.cos(turnFeedback.getPositionError());