fix(test)_: fix nested sql requests deadlock

rpc/network/db/network_db.go

@@ -80,7 +80,6 @@ func (n *NetworksPersistence) GetNetworks(onlyEnabled bool, chainID *uint64) ([]
 	if err != nil {
 		return nil, err
 	}
-	defer rows.Close()
 
 	result := make([]*params.Network, 0, 10)
 	for rows.Next() {
@@ -94,22 +93,25 @@ func (n *NetworksPersistence) GetNetworks(onlyEnabled bool, chainID *uint64) ([]
 		if err != nil {
 			return nil, err
 		}
+		result = append(result, network)
+	}
+
+	if err = rows.Err(); err != nil {
+		return nil, err
+	}
+	rows.Close()
 
+	// Second loop to fetch providers and update networks in place
+	for i := range result {
 		// Fetch RPC providers for the network
-		providers, err := n.rpcPersistence.GetRpcProviders(network.ChainID)
+		providers, err := n.rpcPersistence.GetRpcProviders(result[i].ChainID)
 		if err != nil {
-			return nil, fmt.Errorf("failed to fetch RPC providers for chain_id %d: %w", network.ChainID, err)
+			return nil, fmt.Errorf("failed to fetch RPC providers for chain_id %d: %w", result[i].ChainID, err)
 		}
-		network.RpcProviders = providers
+		result[i].RpcProviders = providers
 
 		// Fill deprecated URLs if necessary (assuming this is a function you have)
-		FillDeprecatedURLs(network, providers)
-
-		result = append(result, network)
-	}
-
-	if err = rows.Err(); err != nil {
-		return nil, err
+		FillDeprecatedURLs(result[i], providers)
 	}
 
 	return result, nil