CLSA-2025-1756409595 clamav: Fix of 4 CVEs

Update to 1.4.3 LTS - CVE-2025-20260: Fixed a possible buffer overflow write bug in the PDF file parser - CVE-2025-20234: Fixed a possible buffer overflow read bug in the UDF file parser - CVE-2025-20128: Fixed a possible buffer overflow read bug in the OLE2 file parser - CVE-2024-20506: Changed...