add TU_ prefix to compiler ATTR to prevent name conflict with application

src/class/hid/hid.h

@@ -44,7 +44,7 @@
  *  @{ */
 
  /// USB HID Descriptor
-typedef struct ATTR_PACKED
+typedef struct TU_ATTR_PACKED
 {
   uint8_t  bLength;         /**< Numeric expression that is the total size of the HID descriptor */
   uint8_t  bDescriptorType; /**< Constant name specifying type of HID descriptor. */
@@ -150,7 +150,7 @@ typedef enum
  *  @{ */
 
 /// Standard HID Boot Protocol Mouse Report.
-typedef struct ATTR_PACKED
+typedef struct TU_ATTR_PACKED
 {
   uint8_t buttons; /**< buttons mask for currently pressed buttons in the mouse. */
   int8_t  x;       /**< Current delta x movement of the mouse. */
@@ -178,7 +178,7 @@ typedef enum
  *  @{ */
 
 /// Standard HID Boot Protocol Keyboard Report.
-typedef struct ATTR_PACKED
+typedef struct TU_ATTR_PACKED
 {
   uint8_t modifier;   /**< Keyboard modifier (KEYBOARD_MODIFER_* masks). */
   uint8_t reserved;   /**< Reserved for OEM use, always set to 0. */