Fix vendor pull directory creation issue

internal/exec/vendor_utils.go

@@ -83,7 +83,7 @@ func ExecuteVendorPullCommand(cmd *cobra.Command, args []string) error {
 
 	// Check `vendor.yaml`
 	vendorConfig, vendorConfigExists, foundVendorConfigFile, err := ReadAndProcessVendorConfigFile(cliConfig, cfg.AtmosVendorConfigFileName)
-	if err != nil {
+	if vendorConfigExists && err != nil {
 		return err
 	}