Resilience: Use TArrayTools::getArray() for setErrors()
Resilience: Use TArrayTools::getArray() for setErrors()

Fixes: "TypeError: Argument 1 passed to OCA\FullTextSearch\Model\Index::setErrors() must be of the type array, null given, called in nextcloud/apps/fulltextsearch/lib/Db/IndexesRequestBuilder.php on line 125"
Signed-off-by: Jürgen Kellerer <d63bd1d6ac9d080b5972f6532a306c6be095ef3a@k123.eu>

daita/nextant,daita/nextant