This commit adds functionality of extracting encryption kmsID,
owner from volumeAttributes in RegenerateJournal() and adds utility
functions ParseEncryptionOpts and FetchEncryptionKMSID.
Signed-off-by: Rakshith R <rar@redhat.com>
(cherry picked from commit f05ac2b25dc0f3d81f6fd5c917aa5f1dadf60b17)