8.3.0 API updates (#97)

Co-authored-by: Ben Musson <58087114+benmusson@users.noreply.github.com>

add `randomUUID` expression and scripting functions (#94)

Thanks for the contribution!

Rename release actions file

Add system.tag.getLocalConfiguration (#26)

Expose DatasetBuilder and add kwargs for convenient instantiation (#16)

Add system.dataset.fromExcel (#12)

Fix issue with deepCopy expanding strings into lists

Add isAvailable expression function

Add system.project extensions to all scopes (#6)

Automatic module signing (#5)