docs: tbreportdemo: remove obsolete comment
docs: tbreportdemo: remove obsolete comment

RonnyPfannschmidt/pytest,markshao/pytest,Akasurde/pytest,The-Compiler/pytest,alfredodeza/pytest,tomviner/pytest,nicoddemus/pytest,pytest-dev/pytest,nicoddemus/pytest,tomviner/pytest,The-Compiler/pytest