Addition of neigbouring to SameZoneEnumeration (#823)

* Addition of neigbouring to SameZoneEnumeration

Addition of neigbouring to SameZoneEnumeration for TariffZoneConstraint
as decided in #654

* Lint and update documentation tables

* Update xsd/netex_part_3/part3_fares/netex_usageParameterEntitlement_support.xsd

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Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

xsd/netex_part_3/part3_fares/netex_usageParameterEntitlement_support.xsd

@@ -191,6 +191,11 @@ Rail transport, Roads and Road transport
 			<xsd:enumeration value="containing"/>
 			<xsd:enumeration value="equivalent"/>
 			<xsd:enumeration value="different"/>
+			<xsd:enumeration value="neighbouring">
+				<xsd:annotation>
+					<xsd:documentation>The Zone mus be connected (neighbour) to at least one already allowed. +v2.0</xsd:documentation>
+				</xsd:annotation>
+			</xsd:enumeration>
 		</xsd:restriction>
 	</xsd:simpleType>
 	<xsd:simpleType name="SameRouteEnumeration">