Add game input to examples import

examples/all/all_vendor_windows.odin

@@ -2,6 +2,9 @@ package all
 
 import wgpu "vendor:wgpu"
 import b2 "vendor:box2d"
+import game_input "vendor:windows/GameInput"
 
 _ :: wgpu
-_ :: b2
+_ :: b2
+_ :: game_input
+