Fix typo in comment ("Task 3" instead of "Task 2")
Fix typo in comment ("Task 3" instead of "Task 2")

Follows-up b626290f which introduced the typo.

Ref #47.

clarkbox/testswarm-browserstack,mzgol/testswarm-browserstack,clarkbox/testswarm-browserstack,mzgol/testswarm-browserstack