Adds the following CPackIFW variables:
- CPACK_IFW_ARCHIVE_FORMAT
- CPACK_IFW_ARCHIVE_COMPRESSION
These variables control mirror the --archive-format and --compression
options of the QtIFW binarycreator and repogen tools.
Fixes: #22803
Co-authored-by: Erlend E. Aasland <erlend.aasland@innova.no>
Co-authored-by: Awen Autret