Kernel: Make kgettimeofday use AK::Time

Author: https://github.com/BenWiederhake
Commit: 336303bda4
Pull-request: https://github.com/SerenityOS/serenity/pull/5323
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/awesomekling
Reviewed-by: https://github.com/bgianfo

Kernel/Process.cpp

@@ -381,9 +381,9 @@ int Process::alloc_fd(int first_candidate_fd)
     return -EMFILE;
 }
 
-timeval kgettimeofday()
+Time kgettimeofday()
 {
-    return TimeManagement::now().to_timeval();
+    return TimeManagement::now();
 }
 
 siginfo_t Process::wait_info()