Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issue: Mozilla Thunderbird is updated to 140.4. * changed: Account Hub is now disabled by default for second email account (bmo#1992027) * changed: Flatpak runtime has been updated to Freedesktop SDK 24.08 (bmo#1952100) * fixed: Users could not read mail signed with OpenPGP v6 and PQC keys (bmo#1986845) * fixed: Image preview in Insert Image dialog failed with CSP error for web resources (bmo#1989392) * fixed: Emptying trash on exit did not work with some providers (bmo#1975147) * fixed: Thunderbird could crash when applying filters (bmo#1987880) * fixed: Users were unable to override expired mail server certificate (bmo#1979323) * fixed: Opening Website header link in RSS feed incorrectly re-encoded URL parameters (bmo#1971035) Security fixes: MFSA 2025-85 (bsc#1251263): * CVE-2025-11708 (bmo#1988931) Use-after-free in MediaTrackGraphImpl::GetInstance() * CVE-2025-11709 (bmo#1989127) Out of bounds read/write in a privileged process triggered by WebGL textures * CVE-2025-11710 (bmo#1989899) Cross-process information leaked due to malicious IPC messages * CVE-2025-11711 (bmo#1989978) Some non-writable Object properties could be modified * CVE-2025-11712 (bmo#1979536) An OBJECT tag type attribute overrode browser behavior on web resources without a content-type * CVE-2025-11713 (bmo#1986142) Potential user-assisted code execution in “Copy as cURL” command * CVE-2025-11714 (bmo#1973699, bmo#1989945, bmo#1990970, bmo#1991040, bmo#1992113) Memory safety bugs fixed in Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144 * CVE-2025-11715 (bmo#1983838, bmo#1987624, bmo#1988244, bmo#1988912, bmo#1989734, bmo#1990085, bmo#1991899) Memory safety bugs fixed in Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144