Update auto-generated docs and translations

Author: minikube-bot

site/content/en/docs/contrib/tests.en.md

@@ -736,7 +736,7 @@ makes sure no left over left after deleting a profile such as containers or volu
 makes sure paused clusters show up in minikube status correctly
 
 ## TestPreload
-verifies the preload tarballs get pulled in properly by minikube
+verifies that disabling the initial preload, pulling a specific image, and restarting the cluster preserves the image across restarts.
 
 ## TestScheduledStopWindows
 tests the schedule stop functionality on Windows