misc: clippy: add unnecessary_semicolon

Signed-off-by: Philipp Schuster <philipp.schuster@cyberus-technology.de>
On-behalf-of: SAP philipp.schuster@sap.com

net_util/src/tap.rs

@@ -314,7 +314,7 @@ impl Tap {
                             &ifreq,
                         )?;
                     }
-                };
+                }
 
                 Ok(())
             }