Adding artifacts to definition list

[WillBeebe]

@mclacore I think we can

• locally, run pre-commit run --all-files
• commit those changes, push it up
• if the pre-commit build is green, merge away 👍

[mclacore]

Added commit from pre-commit checks:

➜  massdriver-cli git:(michael/artifact-list-update) ✗ pre-commit run --all-files
go fmt...................................................................Passed
go vet...................................................................Passed
Check files aren't using go's testing package........(no files to check)Skipped
go-unit-tests............................................................Passed
go-build.................................................................Passed
go-mod-tidy..............................................................Passed
trim trailing whitespace.................................................Passed
check for merge conflicts................................................Passed
check json...............................................................Passed
pretty format json.......................................................Passed
check yaml...............................................................Passed
fix end of files.........................................................Passed
detect aws credentials...................................................Passed
don't commit to branch...................................................Passed