chore(deps-dev): bump @navikt/eslint-config-teamsykmelding

Bumps @navikt/eslint-config-teamsykmelding from 7.1.0 to 8.1.0.

---
updated-dependencies:
- dependency-name: "@navikt/eslint-config-teamsykmelding"
  dependency-version: 8.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]