fixed wrong comment

wled00/button.cpp

@@ -10,7 +10,7 @@
 #define WLED_LONG_REPEATED_ACTION   400 // how often a repeated action (e.g. dimming) is fired on long press on button IDs >0
 #define WLED_LONG_AP               5000 // how long button 0 needs to be held to activate WLED-AP
 #define WLED_LONG_FACTORY_RESET   10000 // how long button 0 needs to be held to trigger a factory reset
-#define WLED_LONG_BRI_STEPS          16 // how long to wait before increasing/decreasing brightness on long press
+#define WLED_LONG_BRI_STEPS          16 // how much to increase/decrease the brightness with each long press repetition
 
 static const char _mqtt_topic_button[] PROGMEM = "%s/button/%d";  // optimize flash usage
 static bool buttonBriDirection = false; // true: increase brightness, false: decrease brightness