Debloat IVideoDriver and IrrlichtDevice includes (#15080)

As the project grows, compile time will not go down unless the header mess
is cleaned up one by one to only include exactly what's needed.

irr/src/CIrrDeviceLinux.cpp

@@ -26,6 +26,7 @@
 #include "IGUISpriteBank.h"
 #include "IImageLoader.h"
 #include "IFileSystem.h"
+#include "IVideoDriver.h"
 #include <X11/XKBlib.h>
 #include <X11/Xatom.h>
 

irr/src/CIrrDeviceSDL.cpp

@@ -10,6 +10,7 @@
 #include "IGUIEnvironment.h"
 #include "IImageLoader.h"
 #include "IFileSystem.h"
+#include "IVideoDriver.h"
 #include "os.h"
 #include "CTimer.h"
 #include "irrString.h"

irr/src/CIrrDeviceStub.cpp

@@ -8,6 +8,7 @@
 #include "IFileSystem.h"
 #include "IGUIElement.h"
 #include "IGUIEnvironment.h"
+#include "IVideoDriver.h"
 #include "os.h"
 #include "CTimer.h"
 #include "CLogger.h"

irr/src/CIrrDeviceWin32.cpp

@@ -17,6 +17,7 @@
 #include "COSOperator.h"
 #include "dimension2d.h"
 #include "IGUISpriteBank.h"
+#include "IVideoDriver.h"
 #include <winuser.h>
 #include "SExposedVideoData.h"
 

irr/src/CSceneCollisionManager.cpp

@@ -6,7 +6,6 @@
 #include "ICameraSceneNode.h"
 #include "SViewFrustum.h"
 
-#include "os.h"
 #include "irrMath.h"
 
 namespace irr