chore: remove temporary files

1.1/lido-v1.1-drafts-diff.txt

-$ diff lido-v1.1-draft.xsd lido-v1.1-draft-r6.xsd
-103c103,106
-< 
----
-> 	Draft 6
-> 		vitalDatesActor - cardinality changed to 0..unbounded
-> 		vitalDatesActor - added lido:type so that meaning of the time span as such can be expressed 
-> 			independent from ...
-336c339
-< 			<xs:element name="vitalDatesActor" type="lido:dateComplexType" minOccurs="0" id="vitalDatesActor">
----
-> 			<xs:element name="vitalDatesActor" minOccurs="0" maxOccurs="unbounded" id="vitalDatesActor">
-379a383,389
-> 				<xs:complexType>
-> 					<xs:complexContent>
-> 						<xs:extension base="lido:dateComplexType">
-> 							<xs:attribute ref="lido:type"/>
-> 						</xs:extension>
-> 					</xs:complexContent>
-> 				</xs:complexType>