fix mis-spelling in object.go

[AllenZMC]

1. Why is this pull request needed and what does it do?

Make the comment more readable

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[codecov-io]

Codecov Report

Merging #3134 into master will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3134      +/-   ##
==========================================
+ Coverage   55.48%   55.51%   +0.02%     
==========================================
  Files         207      207              
  Lines       10336    10336              
==========================================
+ Hits         5735     5738       +3     
+ Misses       4186     4183       -3     
  Partials      415      415

Impacted Files	Coverage Δ
plugin/forward/connect.go	85.91% <0%> (+4.22%)	⬆️

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[yongtang]

/lgtm