chore: update to latest x and json schema

[aeneasr]

Related issue(s)

Checklist

• I have read the contributing guidelines.
• I have referenced an issue containing the design document if my change
  introduces a new feature.
• I am following the
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• I confirm that this pull request does not address a security
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• I have added tests that prove my fix is effective or that my feature
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Further Comments

[aeneasr]

@zepatrik tests fail locally with:

foobar@Aeneass-MBP keto % go test -tags sqlite -short ./...
# github.com/ory/keto/internal/e2e [github.com/ory/keto/internal/e2e.test]
internal/e2e/sdk_client_test.go:56:3: cannot use &r.Namespace (type *string) as type string in field value
internal/e2e/sdk_client_test.go:79:12: undefined: write.NewDeleteRelationTupleParamsWithTimeout
internal/e2e/sdk_client_test.go:93:36: c.getWriteClient().Write.DeleteRelationTuple undefined (type write.ClientService has no field or method DeleteRelationTuple)
internal/e2e/sdk_client_test.go:98:12: undefined: write.NewDeleteRelationTupleParamsWithTimeout
internal/e2e/sdk_client_test.go:115:36: c.getWriteClient().Write.DeleteRelationTuple undefined (type write.ClientService has no field or method DeleteRelationTuple)

This is on master also