ICU-23415 Fix null pointer dereference in RelativeDateFormat copy constructor on allocation failure#4008

UnLucky252 wants to merge 1 commit into

unicode-org:mainunicode-org/icu:mainfrom

UnLucky252:fix-ICU-23415-reldtfmtUnLucky252/icu:fix-ICU-23415-reldtfmtCopy head branch name to clipboard