Changed one minor Comment (#3949)

src/raylib.h

@@ -726,7 +726,7 @@ typedef enum {
     GAMEPAD_BUTTON_RIGHT_FACE_LEFT,     // Gamepad right button left (i.e. PS3: Square, Xbox: X)
     GAMEPAD_BUTTON_LEFT_TRIGGER_1,      // Gamepad top/back trigger left (first), it could be a trailing button
     GAMEPAD_BUTTON_LEFT_TRIGGER_2,      // Gamepad top/back trigger left (second), it could be a trailing button
-    GAMEPAD_BUTTON_RIGHT_TRIGGER_1,     // Gamepad top/back trigger right (one), it could be a trailing button
+    GAMEPAD_BUTTON_RIGHT_TRIGGER_1,     // Gamepad top/back trigger right (first), it could be a trailing button
     GAMEPAD_BUTTON_RIGHT_TRIGGER_2,     // Gamepad top/back trigger right (second), it could be a trailing button
     GAMEPAD_BUTTON_MIDDLE_LEFT,         // Gamepad center buttons, left one (i.e. PS3: Select)
     GAMEPAD_BUTTON_MIDDLE,              // Gamepad center buttons, middle one (i.e. PS3: PS, Xbox: XBOX)