lakeFS incompatibility issues with Spark (2.4.7) DeleteObjects request

[itaiad200]

time="2021-04-02T12:54:22Z" level=debug msg="object set for deletion" func="pkg/gateway/operations.(*DeleteObjects).Handle" file="pkg/gateway/operations/deleteobjects.go:75" h
ost="medium.s3.itai-local-test.lakefs.dev:8000" key=main/dummy-data-32/ method=POST path="/?delete" repository=medium request_id=fcc3cd03-c0b6-487b-83f6-78b136b65b44 service_n
ame=s3_gateway user=Itai

time="2021-04-02T12:54:22Z" level=error msg="failed deleting object" func="pkg/gateway/operations.(*DeleteObjects).Handle" file="pkg/gateway/operations/deleteobjects.go:67" error="argument path: required value" host="medium.s3.itai-local-test.lakefs.dev:8000" key=main/ method=POST path="/?delete" repository=medium request_id=fcc3cd03-c0b6-487b-83f6-78b136b65b44 service_name=s3_gateway user=Itai

[itaiad200]

Example request body that failed

<Delete>
	<Object>
		<Key>main/dummy-data-36/</Key>
	</Object>
	<Object>
		<Key>main/</Key>
	</Object>
</Delete>

It's obvious that deleting a branch isn't an option, not really clear on why Spark even wants the root prefix to be deleted.