Fix lint

Signed-off-by: Caleb Schoepp <[email protected]>

crates/factor-key-value/src/host.rs

@@ -1,7 +1,7 @@
 use anyhow::{Context, Result};
 use spin_core::{async_trait, wasmtime::component::Resource};
 use spin_factor_observe::ObserveContext;
-use spin_world::{v2::key_value, wasi::observe};
+use spin_world::v2::key_value;
 use std::{collections::HashSet, sync::Arc};
 use table::Table;
 use tracing::{instrument, Level};