Update Intl date and number formatting to CLDR 25.

pkg/intl/lib/src/data/dates/patterns/zh_CN.json

Index: pkg/intl/lib/src/data/dates/patterns/zh_CN.json
diff --git a/pkg/intl/lib/src/data/dates/patterns/zh_CN.json b/pkg/intl/lib/src/data/dates/patterns/zh_CN.json
index 1d763cab7a085ad3401b503fdcc2db967bb35e76..8235fb6190b9b3c8b252c0ee398449fddba95ff8 100644
--- a/pkg/intl/lib/src/data/dates/patterns/zh_CN.json
+++ b/pkg/intl/lib/src/data/dates/patterns/zh_CN.json
@@ -1 +1 @@
-{"d":"d日","E":"EEE","EEEE":"EEEE","LLL":"LLL","LLLL":"LLLL","M":"M月","Md":"M-d","MEd":"M-dEEE","MMM":"LLL","MMMd":"M月d日","MMMEd":"M月d日EEE","MMMM":"LLLL","MMMMd":"M月d日","MMMMEEEEd":"M月d日EEEE","QQQ":"QQQ","QQQQ":"QQQQ","y":"y年","yM":"yyyy-M","yMd":"y年M月d日","yMEd":"y年M月d日，EEE","yMMM":"y年M月","yMMMd":"y年M月d日","yMMMEd":"y年M月d日EEE","yMMMM":"y年M月","yMMMMd":"y年M月d日","yMMMMEEEEd":"y年M月d日EEEE","yQQQ":"y年QQQ","yQQQQ":"y年QQQQ","H":"H时","Hm":"H:mm","Hms":"H:mm:ss","j":"ah时","jm":"ah:mm","jms":"ah:mm:ss","jmv":"ah:mm v","jmz":"ah:mm z","jz":"ah时 z","m":"m","ms":"mm:ss","s":"s","v":"v","z":"z","zzzz":"zzzz","ZZZZ":"ZZZZ"}
+{"d":"d日","E":"EEE","EEEE":"EEEE","LLL":"LLL","LLLL":"LLLL","M":"M月","Md":"M/d","MEd":"M/dEEE","MMM":"LLL","MMMd":"M月d日","MMMEd":"M月d日EEE","MMMM":"LLLL","MMMMd":"M月d日","MMMMEEEEd":"M月d日EEEE","QQQ":"QQQ","QQQQ":"QQQQ","y":"y年","yM":"y/M","yMd":"y/M/d","yMEd":"y/M/dEEE","yMMM":"y年M月","yMMMd":"y年M月d日","yMMMEd":"y年M月d日EEE","yMMMM":"y年M月","yMMMMd":"y年M月d日","yMMMMEEEEd":"y年M月d日EEEE","yQQQ":"y年第Q季度","yQQQQ":"y年第Q季度","H":"H时","Hm":"HH:mm","Hms":"HH:mm:ss","j":"ah时","jm":"ah:mm","jms":"ah:mm:ss","jmv":"vah:mm","jmz":"zah:mm","jz":"zah时","m":"m","ms":"mm:ss","s":"s","v":"v","z":"z","zzzz":"zzzz","ZZZZ":"ZZZZ"}