remove pbs-tools/src/cli.rs

Code is only used once in src/bin/proxmox_backup_debug/inspect.rs, so
move it into that file.

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

pbs-tools/src/lib.rs

@@ -1,5 +1,4 @@
 pub mod cert;
-pub mod cli;
 pub mod crypt_config;
 pub mod format;
 pub mod io;