[examples] fix clippy warning in dns example contract (#350)

9f6b9888 · Hero Bird · GitHub · 122573f8 · 9f6b9888
Unverified Commit 9f6b9888 authored Mar 17, 2020 by Hero Bird Committed by GitHub Mar 17, 2020
--- a/examples/dns/lib.rs
+++ b/examples/dns/lib.rs
@@ -19,7 +19,6 @@ use ink_lang as ink;
 #[ink::contract(version = "0.1.0")]
 mod dns {
    use ink_core::storage;
-    use scale;

    /// Emitted whenever a new name is being registered.
    #[ink(event)]