Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: atibaut

xsd/netex_part_3/part3_fares/netex_usageParameterTravel_support.xsd

@@ -440,7 +440,7 @@ Rail transport, Roads and Road transport
 			</xsd:enumeration>
 			<xsd:enumeration value="dayOffsetBeforeCalendarPeriod">
 				<xsd:annotation>
-					<xsd:documentation>Validity period starts a specified number of days before beginning of specified start date .</xsd:documentation>
+					<xsd:documentation>Validity period starts a specified number of days before beginning of specified start date.</xsd:documentation>
 				</xsd:annotation>
 			</xsd:enumeration>
 		</xsd:restriction>