build(release): Run UT in the correct path

[pgcrooks-sysdig]

What type of PR is this?

Uncomment one (or more) /kind <> lines:

/kind bug

/kind cleanup

/kind design

/kind documentation

/kind failing-test

/kind feature

Any specific area of the project related to this PR?

Uncomment one (or more) /area <> lines:

/area build

/area tests

/area proposals

What this PR does / why we need it:
Release workflow was missed in #144

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:
Running the command locally to test:

builder@builderino:~/work/agent-kilt (dev) $ go test -race -mod=readonly ./...
ok  	github.com/sysdiglabs/agent-kilt/internal	1.029s
ok  	github.com/sysdiglabs/agent-kilt/pkg/cfnpatcher	4.029s
ok  	github.com/sysdiglabs/agent-kilt/pkg/config	1.025s