Fetchcode

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- Add package metadata support for CocoaPods.
- Report all PyPI package versions even if the corresponding distributions are unavailable
- Support Python ``3.11`` and ``3.12``, drop ``3.6`` and ``3.7`` support
- Upgrade vendored pip to 24.2 (This removes the support for pseudo vcs URLs like ``git://``,
``hg://``, ``svn://`` and ``bzr://`` see https://github.com/pypa/pip/pull/9436)

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- Update link references of ownership from nexB to aboutcode-org

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- Use authenticated requests for GitHub REST API calls

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- FetchCode now supports retrieving package info for following generic packages:
* pkg:generic/linux
* pkg:generic/mtd-utils
* pkg:generic/barebox
* pkg:generic/e2fsprogs
* pkg:generic/udhcp
* pkg:generic/miniupnpc
* pkg:generic/miniupnpd
* pkg:generic/minissdpd
* pkg:generic/erofs-utils
* pkg:openssl/openssl

- FetchCode also supports retrieving package info for packages hosted on GitHub specifically.
* pkg:github/avahi/avahi
* pkg:github/bestouff/genext2fs
* pkg:github/dosfstools/dosfstools
* pkg:github/google/brotli
* pkg:github/hewlettpackard/wireless-tools
* pkg:github/inotify-tools/inotify-tools
* pkg:github/libbpf/bpftool
* pkg:github/llvm/llvm-project
* pkg:github/nixos/nix
* pkg:github/plougher/squashfs-tools
* pkg:github/pupnp/pupnp
* pkg:github/python/cpython
* pkg:github/rpm-software-management/rpm
* pkg:github/shadow-maint/shadow
* pkg:github/sqlite/sqlite
* pkg:github/u-boot/u-boot

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- FetchCode now supports retrieving package info for following generic packages:
``busybox``, ``bzip2``, ``dnsmasq``, ``dropbear``, ``ebtables``, ``hostapd``, ``ipkg``,
``iproute2``, ``iptables``, ``libnl``, ``lighttpd``, ``nftables``, ``openssh``, ``samba``,
``syslinux``, ``toybox``, ``uclibc``, ``uclibc-ng``, ``util-linux`` and ``wpa_supplicant``.
- FetchCode also supports retrieving package info for GNU packages.

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- Add `package_versions` for retrieving all released versions of a given package.