Updated x11-server, x11-server-xwayland & tigervnc packages fix security vulnerabilities

Out-of-bounds access in X Rendering extension Animated cursors. CVE-2025-49175 Integer overflow in Big Requests Extension. CVE-2025-49176 Data leak in XFIXES Extension 6 XFixesSetClientDisconnectMode. CVE-2025-49177 Unprocessed client request via bytes to ignore. CVE-2025-49178 Integer overflow i...