Apothecary Formulae revised with variables for PKL. Updated downloader [4.34] wget2 windows, brotli compression

[danoli3]

Update to downloader [4.0.0 ~ 4.1.1] fixes for wget2 / curl / windows

[danoli3]

downloader [updated ~ 4.2.3]

• force close port if cURL used http1.1 - verified header only
• wget2 fixed and enabled if installed for Windows
• wget2 fixed for multifiles if enscrypted or compressed
• cURL header call optimisations
• trailing ARG errors fixed when using different settings
• security tested

Apothecary formulae updated

• added build number as iterable for version used for build caching bypass if script changed and same version
• added heaps more detail to the PKL including hashtype used, source SHA, build number, cpp std, cstd, source SHA (if present represents source download was validated before building source
• formulae type and dependencies defined at top clearly now

PKL Info about libraries: (secure / load info of libraries built )

• added build number as check for cache
• added SHA hash type used when generated (it could have been any of the function)
• added sourceSHA, if present represents the download of upstream library, was validated against source checksum/hash
• added formulae dependencies
• added linker flags used in Cmake: /Md for VS / optimisation level info etc

[danoli3]

Updated GitHub Actions

• Clean cache run on upstream only
• Artifacts on Pull requests will reference the upstream artifacts