Fixes to make release work (#1090)

RELEASING.md

@@ -73,6 +73,7 @@ We also assume that ongoing work done is being merged directly to the `master` b
 
         ```
         (cd metadata && cargo publish) && \
+            (cd lightclient && cargo publish) && \
             (cd codegen && cargo publish) && \
             (cd macro && cargo publish) && \
             (cd subxt && cargo publish) && \

subxt/Cargo.toml

@@ -116,7 +116,7 @@ sp-runtime = { workspace = true }
 sp-keyring = { workspace = true }
 sp-version = { workspace = true }
 assert_matches = { workspace = true }
-subxt-signer = { workspace = true, features = ["subxt"] }
+subxt-signer = { path = "../signer", features = ["subxt"] }
 # Tracing subscriber is useful for light-client examples to ensure that
 # the `bootNodes` and chain spec are configured correctly. If all is fine, then
 # the light-client wlll emit INFO logs with