moved key_derivation.rs from pbs_datastore to pbs-config/src/key_config.rs

Also moved pbs-datastore/src/crypt_config.rs to pbs-tools/src/crypt_config.rs.
We do not want to depend on pbs-api-types there, so I use [u8;32] instead of
Fingerprint.

proxmox-backup-client/src/mount.rs

@@ -17,7 +17,9 @@ use proxmox::{sortable, identity};
 use proxmox::api::{ApiHandler, ApiMethod, RpcEnvironment, schema::*, cli::*};
 use proxmox::tools::fd::Fd;
 
-use pbs_datastore::{BackupDir, BackupGroup, CryptConfig, load_and_decrypt_key};
+use pbs_tools::crypt_config::CryptConfig;
+use pbs_config::key_config::load_and_decrypt_key;
+use pbs_datastore::{BackupDir, BackupGroup, };
 use pbs_datastore::index::IndexFile;
 use pbs_datastore::dynamic_index::BufferedDynamicReader;
 use pbs_datastore::cached_chunk_reader::CachedChunkReader;