zcash_client_backend: Fix broken --all-features build.

zcash_client_backend/Cargo.toml

@@ -214,6 +214,14 @@ unstable-serialization = ["dep:byteorder"]
 ## Exposes the [`data_api::scanning::spanning_tree`] module.
 unstable-spanning-tree = []
 
+## Exposes access to the lightwalletd server via TOR
+tor-lightwalletd-tonic = [
+  "tor",
+  "lightwalletd-tonic",
+  "tonic?/tls",
+  "tonic?/tls-webpki-roots"
+]
+
 [lib]
 bench = false
 

zcash_client_backend/src/tor.rs

@@ -6,7 +6,7 @@ use arti_client::{config::TorClientConfigBuilder, TorClient};
 use tor_rtcompat::PreferredRuntime;
 use tracing::debug;
 
-#[cfg(feature = "lightwalletd-tonic")]
+#[cfg(feature = "tor-lightwalletd-tonic")]
 mod grpc;
 
 pub mod http;