Make clippy happy

Author: sgrif

src/publish_rate_limit.rs

@@ -322,7 +322,7 @@ mod tests {
         use crate::models::NewUser;
 
         let user = NewUser {
-            gh_login: gh_login,
+            gh_login,
             ..NewUser::default()
         }
         .create_or_update(conn)?;
@@ -351,6 +351,6 @@ mod tests {
     fn now() -> NaiveDateTime {
         let now = Utc::now().naive_utc();
         let nanos = now.timestamp_subsec_nanos();
-        now - chrono::Duration::nanoseconds(nanos as i64)
+        now - chrono::Duration::nanoseconds(nanos.into())
     }
 }