Merge pull request #463 from pych/deduplicate-exporter-sturct

api/redisfailover/v1/types.go

api/redisfailover/v1/validate_test.go

api/redisfailover/v1/zz_generated.deepcopy.go

...operator/crds/databases.spotahome.com_redisfailovers.yaml

manifests/databases.spotahome.com_redisfailovers.yaml

operator/redisfailover/ensurer_test.go

test/integration/redisfailover/creation_test.go