Reset the step count every day at midnight.

src/drivers/Bma421.h

@@ -19,8 +19,8 @@ namespace Pinetime {
       Bma421& operator=(Bma421&&) = delete;
 
       void Init();
-      void Reset();
       Values Process();
+      void ResetStepCounter();
 
       void Read(uint8_t registerAddress, uint8_t *buffer, size_t size);
       void Write(uint8_t registerAddress, const uint8_t *data, size_t size);
@@ -28,6 +28,8 @@ namespace Pinetime {
       bool IsOk() const;
 
     private:
+      void Reset();
+
       TwiMaster& twiMaster;
       uint8_t deviceAddress = 0x18;
       struct bma4_dev bma;