New: More information on on why hardlinks should be used over copying

(cherry picked from commit 83a9d15ff8721c8effdc2c8055e37bfb757022d4)

Closes #2352

src/NzbDrone.Core/Localization/Core/en.json

@@ -144,7 +144,7 @@
   "ContinuingNoAdditionalBooksAreExpected": "No additional books are expected",
   "ConvertToFormat": "Convert To Format",
   "CopyToClipboard": "Copy to clipboard",
-  "CopyUsingHardlinksHelpText": "Use Hardlinks when trying to copy files from torrents that are still being seeded",
+  "CopyUsingHardlinksHelpText": "Hardlinks allow Readarr to import seeding torrents to the the series folder without taking extra disk space or copying the entire contents of the file. Hardlinks will only work if the source and destination are on the same volume",
   "CopyUsingHardlinksHelpTextWarning": "Occasionally, file locks may prevent renaming files that are being seeded. You may temporarily disable seeding and use Readarr's rename function as a work around.",
   "CouldntFindAnyResultsForTerm": "Couldn't find any results for '{0}'",
   "Country": "Country",