Fix build warning for unused method

diff --git a/lightning/src/sign/type_resolver.rs b/lightning/src/sign/type_resolver.rs
index 8b6e8091785663df18c5ac197eed3c679b2a15d5..73d2cceb3e85f9d84bf2404d7d9cbbfc204598d0 100644 (file)
--- a/lightning/src/sign/type_resolver.rs
+++ b/lightning/src/sign/type_resolver.rs
@@ -24,6 +24,7 @@ impl<ECS: EcdsaChannelSigner> ChannelSignerType<ECS>{
                }
        }
 
+       #[allow(unused)]
        pub(crate) fn as_mut_ecdsa(&mut self) -> Option<&mut ECS> {
                match self {
                        ChannelSignerType::Ecdsa(ecs) => Some(ecs)