use new proxmox-async crate

Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>

pbs-tools/src/lib.rs

@@ -1,9 +1,6 @@
 pub mod acl;
-pub mod blocking;
-pub mod broadcast_future;
 pub mod cert;
 pub mod cli;
-pub mod compression;
 pub mod crypt_config;
 pub mod format;
 pub mod fs;
@@ -14,13 +11,10 @@ pub mod nom;
 pub mod percent_encoding;
 pub mod sha;
 pub mod str;
-pub mod stream;
 pub mod sync;
 pub mod sys;
 pub mod ticket;
-pub mod tokio;
 pub mod xattr;
-pub mod zip;
 
 pub mod async_lru_cache;