ProFTPD Detection Consolidation

Consolidation of ProFTPD detections. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only if description scriptoid"1.3.6.1.4.1.25623.1.0.155379";...