fix a memory leak in wasi-nn (#11704)

* fix memory leak

* fix clippy::redundant_field_names

* fix format

Author: masa-koz

crates/wasi-nn/src/wit.rs

@@ -249,12 +249,9 @@ impl generated::inference::HostGraphExecutionContext for WasiNnView<'_> {
         tracing::debug!("compute with {} inputs", inputs.len());
 
         let mut named_tensors = Vec::new();
-        for (name, tensor_resopurce) in inputs.iter() {
-            let tensor = self.table.get(&tensor_resopurce)?;
-            named_tensors.push(crate::backend::NamedTensor {
-                name: name.clone(),
-                tensor: tensor.clone(),
-            });
+        for (name, tensor_resopurce) in inputs.into_iter() {
+            let tensor = self.table.delete(tensor_resopurce)?;
+            named_tensors.push(crate::backend::NamedTensor { name, tensor });
         }
 
         let exec_context = &mut self.table.get_mut(&exec_context)?;