use-of-uninitialized-value in lxc trim whitespace in place

use-of-uninitialized-value in lxc trim whitespace in place: a task in MiMo-V2.6-RL-harbor-cyber: MiMo-V2.6-RL Cyber (Harbor) (Harbor dataset). MemorySanitizer: use-of-uninitialized-value in function lxc trim whitespace in place in file lxc/src/lxc/string utils.c