CLSA-2026-1777558504 vim: Fix of 10 CVEs

CVE-2021-3928: in suggesttriewalk only credit a non-word-char boundary with SCORENONWORD when preword is non-empty, so spell suggestions do not read uninitialized memory behind preword. - CVE-2021-3974: in nfaregmatch NFAMARK / NFAMARKGT / NFAMARKLT, save reginput - regline and re-fetch regline...

CLSA-2024-1705077885 Fix of 8 CVEs

SECURITY UPDATE: use-after-free in winclose - debian/patches/CVE-2023-48231.patch: check window is valid, before accessing it - CVE-2023-48231 SECURITY UPDATE: overflow with count for :s command - debian/patches/CVE-2023-48233.patch: abort the :s command if the count is too large - CVE-2023-48233...