camel-fhir marshalling produces different closing tag on Karaf and spring-boot

<route>
	<from uri="direct:marshal"/>
		<marshal>
			<fhirXml/>
		</marshal>
	<to uri="mock:marshaled"/>
</route>

<Patient xmlns="http://hl7.org/fhir">
	<name>
		<family value="Holmes"/>
		<given value="Sherlock"/>
	</name>
	<address>
		<line value="221b Baker St, Marylebone, London NW1 6XE, UK"/>
	</address>
</Patient>

<Patient xmlns="http://hl7.org/fhir">
	<name>
		<family value="Holmes"></family>
		<given value="Sherlock"></given>
	</name>
	<address>
		<line value="221b Baker St, Marylebone, London NW1 6XE, UK"></line>
	</address>
</Patient>