Migrate to Node16-based Github Actions (#31)

* Migrate to Node16-based Github Action

Signed-off-by: TheRealKeto <therealketo@gmail.com>

* Upgrade from ancient stone release age

Signed-off-by: TheRealKeto <therealketo@gmail.com>

* Ubuntu-22.04 is latest

Signed-off-by: TheRealKeto <therealketo@gmail.com>

* Fix caching restore key

Signed-off-by: TheRealKeto <therealketo@gmail.com>

* `libplist` is not a submodule anymore

Signed-off-by: TheRealKeto <therealketo@gmail.com>

* I can't believe it's not Makefile

Signed-off-by: TheRealKeto <therealketo@gmail.com>

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Signed-off-by: TheRealKeto <therealketo@gmail.com>