Revert "Fixed type in dict.c comment: 265 -> 256."
Revert "Fixed type in dict.c comment: 265 -> 256."

This reverts commit 6253180abd9fd11a385c644fe1dee932ef83d86f.

JackieXie168/redis,JackieXie168/redis,JackieXie168/redis,JackieXie168/redis