raftstore: fix TiKV delete files before ingesting (#10439)
raftstore: fix TiKV delete files before ingesting (#10439)

* do not delete file during import

Signed-off-by: Little-Wallace <497982b90fc38d39ce68f17ad0ca96c20b76c81b@gmail.com>

* do not delete files during import

Signed-off-by: Little-Wallace <497982b90fc38d39ce68f17ad0ca96c20b76c81b@gmail.com>
BusyJay/tikv,BusyJay/tikv,BusyJay/tikv,BusyJay/tikv