f cleanup bunk copy

Author: TheBlueMatt

lightning/src/routing/network_graph.rs

@@ -1837,10 +1837,8 @@ mod tests {
 		let node_1_privkey = &SecretKey::from_slice(&[42; 32]).unwrap();
 		let node_2_privkey = &SecretKey::from_slice(&[41; 32]).unwrap();
 
-		let short_channel_id;
-
 		let valid_channel_announcement = get_signed_channel_announcement(|_| {}, node_1_privkey, node_2_privkey, &secp_ctx);
-		short_channel_id = valid_channel_announcement.contents.short_channel_id;
+		let short_channel_id = valid_channel_announcement.contents.short_channel_id;
 		let chain_source: Option<&test_utils::TestChainSource> = None;
 		assert!(network_graph.update_channel_from_announcement(&valid_channel_announcement, &chain_source, &secp_ctx).is_ok());
 		assert!(network_graph.read_only().channels().get(&short_channel_id).is_some());