fix: Storageclass name incorrect when creating a volume from a snapshot

Created by: weili520

Signed-off-by: TheYoungManLi cjl@kubesphere.io

What type of PR is this?

/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes ##4957,##3368 (closed)

Special notes for reviewers:

https://user-images.githubusercontent.com/33231138/173302262-c64cd492-1401-4874-8feb-dcabde725005.mov

Does this PR introduced a user-facing change?

NONE

Additional documentation, usage docs, etc.: