Enable another test.

src/parser/radio_link.rs

@@ -152,7 +152,7 @@ mod tests {
                 .get(1)
                 .expect("Len already asserted to be 3"),
             &Object::RadioLink(RadioLink {
-                source: "bar",
+                source: "bar ",
                 children: vec![Object::PlainText(PlainText { source: "bar" })]
             })
         );