[host] windows: add delayExecution function for more accurate sleeps

This change not only exposes and allows use of NtDelayExecution, but
also moves the code to set the system timer resolution.

host/platform/Windows/CMakeLists.txt

@@ -10,6 +10,7 @@ add_library(platform_Windows STATIC
 	src/service.c
 	src/mousehook.c
 	src/force_compose.c
+	src/delay.c
 )
 
 # allow use of functions for Windows Vista or later