wip: DO NOT MERGE - deactivate signer HTTP signature broadcast

Author: jpraynaud

mithril-signer/src/dependency_injection/builder.rs

@@ -458,6 +458,7 @@ impl<'a> DependenciesBuilder<'a> {
                     ),
                 },
             );
+            let second_publisher = SignaturePublisherNoop;
 
             Arc::new(SignaturePublisherDelayer::new(
                 Arc::new(first_publisher),