trimed trailing whitespaces.

examples/device/hid_composite/src/main.c

@@ -209,7 +209,7 @@ static void send_stylus_touch(uint16_t x, uint16_t y, bool state)
 
   static bool has_stylus_pen = false;
 
-  hid_stylus_report_t report = 
+  hid_stylus_report_t report =
   {
     .attr = 0,
     .x = 0,

src/class/hid/hid.h

@@ -340,7 +340,7 @@ typedef struct TU_ATTR_PACKED
 } hid_stylus_report_t;
 
 // Standard Stylus Pen Attributes Bitmap.
-typedef enum 
+typedef enum
 {
   STYLUS_ATTR_TIP_SWITCH = TU_BIT(0), ///< Tip switch
   STYLUS_ATTR_IN_RANGE   = TU_BIT(1), ///< In-range bit.