CLSA-2025-1760646561 tigervnc: Fix of 13 CVEs

Rebuilt with xorg-x11-server-1.20.4-99.el79.tuxcare.els7, mitigating the security vulnerabilities identified by the following CVEs: CVE-2025-26594, CVE-2025-26595, CVE-2025-26596, CVE-2025-26597 CVE-2025-26598, CVE-2025-26599, CVE-2025-26600 and CVE-2025-26601, CVE-2025-49175, CVE-2025-49176,...