Change unwrap to expect

Signed-off-by: Fredrik Simonsson <[email protected]>

Author: Fredrik Simonsson

vhost-device-scmi/src/main.rs

@@ -71,7 +71,7 @@ impl TryFrom<args::ScmiArgs> for VuScmiConfig {
             let mut split = d.split(',');
             let name = split
                 .next()
-                .ok_or("String split failed with None")?
+                .expect("split should never return a completed itterator")
                 .to_owned();
             let mut properties = vec![];
             for s in split {