Misc: Pass std::chrono types by value everywhere.

(cherry picked from commit 2ef9d301f0)

src/server/game/Scripting/ScriptReloadMgr.cpp

@@ -41,6 +41,7 @@ ScriptReloadMgr* ScriptReloadMgr::instance()
 #include "Config.h"
 #include "GitRevision.h"
 #include "CryptoHash.h"
+#include "Duration.h"
 #include "Log.h"
 #include "MPSCQueue.h"
 #include "Regex.h"
@@ -1035,7 +1036,7 @@ private:
             // Wait for the current build job to finish, if the job finishes in time
             // evaluate it and continue with the next one.
             if (_build_job->GetProcess()->GetFutureResult().
-                    wait_for(std::chrono::seconds(0)) == std::future_status::ready)
+                    wait_for(0s) == std::future_status::ready)
                 ProcessReadyBuildJob();
             else
                 return; // Return when the job didn't finish in time