[Backport staging] Handle unsupported macOS versions better

[stable-3.17] fix(msi): ensure the same ProductCode is used for embedded transforms by @backportbot[bot] in #8625
[stable-3.17] fix(wizard): avoid creating useless folders when setting up a VFS connection on Mac by @backportbot[bot] in #8627
[stable-3.17] fix(FileProviderExt): do not report syncing state when trying to delete trash items by @backportbot[bot] in #8629
[stable-3.17] fix(generalsettings): change remote pollinterval spinBox-minimum from 30 to 5 seconds, to align with configfile by @backportbot[bot] in #8644
[stable-3.17] Add CMake option to disable account migration by @backportbot[bot] in #8649
[stable-3.17] feat(wizard): allow to set proxy settings when setting up a new account by @backportbot[bot] in #8648
[stable-3.17] fix(userstatusselector): avoid setting default emoji when only setting a message by @backportbot[bot] in #8672
[stable-3.17] chore(log): use proper log level when the Qt client side is disconnected by @backportbot[bot] in #8723
[stable-3.17] fix(activityItemContent): make text color light on activityItem activeFocus by @backportbot[bot] in #8731
[stable-3.17] fix(ActivityList): attach vertical scrollbar, having minimum width and thumbsize, to the right of the traymenu by @backportbot[bot] in #8732
[stable-3.17] fix: Added clearance of NextcloudKit account error state on injection of credentials. by @backportbot[bot] in #8730
[stable-3.17] feat(gui): inform the user about untrusted certs with HSTS by @backportbot[bot] in #8736
[stable-3.17] Bugfix/crash dump log on fatal logs by @backportbot[bot] in #8752

Improvements have been made to how titles launch when using other launchers and storefronts

Improvements have been made to the stability of the Rockstar Games Launcher

Fixed
Copilot message generation in progress message is announced to screen readers - #21008
Fixed
Add Ptyxis shell integration - #20963. Thanks @logonoff!
Fixed
Fix: Improve spacing between graphic and text - #7500. Thanks @robbierotman!
Improved
Upgrade Electron to v38.1.0 - #21012

- Fixed the firmware update text truncation issue.

Upstream release, see the Firefox 143.0 Release Notes