feat: Replace LRU cache with Moka async cache in policy variables (#1166)

Co-authored-by: houseme <housemecn@gmail.com>

crates/ecstore/src/bucket/policy_sys.rs

@@ -22,7 +22,7 @@ pub struct PolicySys {}
 impl PolicySys {
     pub async fn is_allowed(args: &BucketPolicyArgs<'_>) -> bool {
         match Self::get(args.bucket).await {
-            Ok(cfg) => return cfg.is_allowed(args),
+            Ok(cfg) => return cfg.is_allowed(args).await,
             Err(err) => {
                 if err != StorageError::ConfigNotFound {
                     info!("config get err {:?}", err);