Suppress related warnings, fix nanoid, and get the build green (#7579)

This is in preparation for adding a Linux build step to our CI.

Release Notes:

- N/A

crates/live_kit_client/Cargo.toml

@@ -44,6 +44,7 @@ async-trait = { workspace = true }
 collections = { workspace = true, features = ["test-support"] }
 gpui = { workspace = true, features = ["test-support"] }
 live_kit_server.workspace = true
+nanoid = "0.4"
 
 [dev-dependencies]
 anyhow.workspace = true