remove unused descriptions from api macros

these are now a hard error in the api macro

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

src/bin/proxmox_backup_client/key.rs

@@ -372,7 +372,6 @@ fn create_master_key() -> Result<(), Error> {
             },
             "output-format": {
                 type: PaperkeyFormat,
-                description: "Output format. Text or Html.",
                 optional: true,
             },
         },