ImHex

## Improvements
- **The Windows installers are now signed**
- Huge thanks to SignPath for their help and sponsoring the certificate
- The icons look slightly less blurry on low-resolution screens now
- There's no longer any gaps in the selection of hex editor cells now with certain scaling factors
- There's now better error messages when opening a data source failed. No more "Unspecified Error"
- Opening a file that has already been opened now switches to its existing tab instead of just displaying an error
- The auto-updater on macOS now automatically unpacks the new version instead of just opening the dmg

## Bug Fixes
- Fixed the Windows installer not correctly replacing all files
- Fixed dependencies of the deb packages
- The Extended ASCII display is no longer active by default now
- If you upgraded to v1.38.0 before, you can disable it now by clicking on the Paragraph icon in the hex editor footer. If you didn't upgrade to that version, it will now be disabled by default
- Fixed a bunch of issues with the updater that caused it to not work correctly, mainly on Windows
- Fixed various issues with the pattern editor. Thanks to @paxcut
- Fixed editing v