CLSA-2024-1710789286 ncurses: Fix of 2 CVEs

CVE-2023-29491.patch: Mitigate vulnerability by building the packages with modified --disable-root-environ option which now limits usage of environment for setuid/setgid programs only - CVE-2021-39537.patch: Add a check for end-of-string in cvtchar to handle a malformed string in infotocap...