code cleanup: drop extra newlines at EOF

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

src/bin/proxmox_client_tools/key_source.rs

@@ -570,4 +570,3 @@ fn test_crypto_parameters_handling() -> Result<(), Error> {
 
     Ok(())
 }
-

src/server/auth.rs

@@ -99,4 +99,3 @@ pub fn check_auth(
         }
     }
 }
-