Correct some typos in a comment
Correct some typos in a comment

antidotcb/googletest,fuchsia-mirror/third_party-googletest,fuchsia-mirror/third_party-googletest,gianricardo/googletest,empiredan/googletest,antidotcb/googletest,xnagireddy/googletest,google/googletest,xnagireddy/googletest,antidotcb/googletest,jlanecox/googletest,fuchsia-mirror/third_party-googletest,gianricardo/googletest,antidotcb/googletest,gianricardo/googletest,google/googletest,jlanecox/googletest,google/googletest,xnagireddy/googletest,xnagireddy/googletest,fuchsia-mirror/third_party-googletest,empiredan/googletest,jlanecox/googletest,jlanecox/googletest,empiredan/googletest,google/googletest