Set last_checkin if asset checked in during update

Author: marcusmoore

app/Http/Controllers/Assets/AssetsController.php

@@ -398,6 +398,7 @@ public function update(ImageUploadRequest $request, Asset $asset) : RedirectResp
             $asset->assigned_to = null;
             $asset->assigned_type = null;
             $asset->accepted = null;
+            $asset->last_checkin = now();
             event(new CheckoutableCheckedIn($asset, $target, auth()->user(), 'Checkin on asset update with '.$status->getStatuslabelType().' status', date('Y-m-d H:i:s'), $originalValues));
         }