AP_Notify: minor formatting and comment changes

No functional change

libraries/AP_Notify/AP_Notify.h

@@ -117,8 +117,6 @@ public:
 
     // handle a PLAY_TUNE message
     static void handle_play_tune(mavlink_message_t* msg);
-    
-    static const struct AP_Param::GroupInfo var_info[];
 
     bool buzzer_enabled() const { return _buzzer_enable; }
 
@@ -126,13 +124,17 @@ public:
     void send_text(const char *str);
     const char* get_text() const { return _send_text; }
 
+    static const struct AP_Param::GroupInfo var_info[];
+
 private:
-    static NotifyDevice* _devices[];
 
+    // parameters
     AP_Int8 _rgb_led_brightness;
     AP_Int8 _rgb_led_override;
     AP_Int8 _buzzer_enable;
     AP_Int8 _display_type;
 
     char _send_text[NOTIFY_TEXT_BUFFER_SIZE];
+
+    static NotifyDevice* _devices[];
 };

libraries/AP_Notify/Display.cpp

@@ -394,17 +394,16 @@ bool Display::init(void)
 
 void Display::update()
 {
-    static uint8_t timer = 0;
     // return immediately if not enabled
     if (!_healthy) {
         return;
     }
 
     // max update frequency 2Hz
+    static uint8_t timer = 0;
     if (timer++ < 25) {
         return;
     }
-
     timer = 0;
 
     if (AP_Notify::flags.armed) {