memcpy-param-overlap in uccanoncompatdecomp

memcpy-param-overlap in uccanoncompatdecomp: a task in MiMo-V2.6-RL-harbor-cyber: MiMo-V2.6-RL Cyber (Harbor) (Harbor dataset). AddressSanitizer: memcpy-param-overlap in function uccanoncompatdecomp in file krb5/src/lib/krb5/unicode/ucdata.c