github-actions: bump nais/deploy from 1 to 2

Bumps [nais/deploy](https://github.com/nais/deploy) from 1 to 2.
- [Release notes](https://github.com/nais/deploy/releases)
- [Commits](nais/deploy@v1...v2)

---
updated-dependencies:
- dependency-name: nais/deploy
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build_deploy_mock.yml

@@ -44,7 +44,7 @@ jobs:
           echo "IMAGE_TAG=${{ env.DOCKER_IMAGE }}:${{ needs.build-image.outputs.docker-tag }}" >> $GITHUB_ENV
 
       - name: Deploy til dev
-        uses: nais/deploy/actions/deploy@v1
+        uses: nais/deploy/actions/deploy@v2
         env:
           APIKEY: ${{ secrets.NAIS_DEPLOY_APIKEY }}
           RESOURCE: nais/mock.yaml