Includes: remove unused includes

src/gui/cam_menu.cpp

@@ -41,7 +41,7 @@
 #include <neutrino.h>
 #include "widget/icons.h"
 #include "widget/stringinput.h"
-#include "widget/messagebox.h"
+
 #include "widget/progresswindow.h"
 
 #include <system/setting_helpers.h>

src/gui/followscreenings.cpp

@@ -42,7 +42,7 @@
 #include <gui/widget/buttons.h>
 #include <gui/widget/hintbox.h>
 #include <gui/widget/icons.h>
-#include <gui/widget/messagebox.h>
+
 #include <gui/timerlist.h>
 
 #include <global.h>

src/gui/lua/luainstance.cpp

@@ -30,7 +30,7 @@
 #include <system/set_threadname.h>
 #include <gui/color_custom.h>
 #include <gui/widget/msgbox.h>
-#include <gui/widget/messagebox.h>
+
 #include <gui/movieplayer.h>
 #include <driver/neutrinofonts.h>
 #include <driver/pictureviewer/pictureviewer.h>

src/gui/plugins.cpp

@@ -58,7 +58,7 @@
 
 #include <zapit/client/zapittools.h>
 #include "widget/shellwindow.h"
-#include "widget/messagebox.h"
+
 #include <poll.h>
 #include <fcntl.h>
 #include <vector>