4.1.1

What's Changed

• nullability and sealing (#840) @jan-olaveide
• fix(token-validation-ktor): support optional claims in IssuerConfig constructor (#839) @tronghn
• not nullable post against endpoint (#838) @jan-olaveide

⬆️ Dependency upgrades

• build(deps): bump actions/cache from 3 to 4 (#837) @dependabot
• build(deps): bump no.nav.security:mock-oauth2-server from 2.1.0 to 2.1.1 (#836) @dependabot