CLDR-18136 Fix datetimeSkeleton typo in yue (unicode-org#4242)

Author: sffc

common/main/yue_Hans.xml

@@ -2874,7 +2874,7 @@ CLDR data files are interpreted according to the LDML specification (http://unic
 					<dateFormatLength type="long">
 						<dateFormat>
 							<pattern>y年M月d日</pattern>
-							<datetimeSkeleton>yMdMM</datetimeSkeleton>
+							<datetimeSkeleton>yMMMd</datetimeSkeleton>
 						</dateFormat>
 					</dateFormatLength>
 					<dateFormatLength type="medium">