Remove some unnecessary spaces
There is warning message when building docs, this patch fix it. TrivialFix Change-Id: Ieb5543a66a618b7863a01b00d0eaf04e3b716eea
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There is warning message when building docs, this patch fix it. TrivialFix Change-Id: Ieb5543a66a618b7863a01b00d0eaf04e3b716eea