### What changes were proposed in this pull request?
Fix typo in CelebornConf
### Why are the changes needed?
Fix typo in CelebornConf
### Does this PR introduce _any_ user-facing change?
NO
### How was this patch tested?
Passing GA
Closes#1813 from jiaoqingbo/typo-conf.
Authored-by: e <1178404354@qq.com>
Signed-off-by: zky.zhoukeyong <zky.zhoukeyong@alibaba-inc.com>