Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Update Mozilla Thunderbird 115.1.0 (bsc#1213746): - CVE-2023-4045: Fixed cross-origin restrictions bypass with Offscreen Canvas (bmo#1833876). - CVE-2023-4046: Fixed incorrect value used during WASM compilation (bmo#1837686). - CVE-2023-4047: Fixed potential permissions request bypass via clickjacking (bmo#1839073). - CVE-2023-4048: Fixed crash in DOMParser due to out-of-memory conditions (bmo#1841368). - CVE-2023-4049: Fixed potential race conditions when releasing platform objects (bmo#1842658). - CVE-2023-4050: Fixed stack buffer overflow in StorageManager (bmo#1843038). - CVE-2023-4052: Fixed file deletion and privilege escalation through Firefox uninstaller (bmo#1824420). - CVE-2023-4054: Fixed lack of warning when opening appref-ms files (bmo#1840777). - CVE-2023-4055: Fixed cookie jar overflow caused unexpected cookie jar state (bmo#1782561). - CVE-2023-4056: Fixed memory safety bugs (bmo#1820587, bmo#1824634, bmo#1839235, bmo#1842325, bmo#1843847). - CVE-2023-4057: Fixed memory safety bugs (bmo#1841682). Bugfixes: - Remove bashisms from startup-script (bsc#1213657).