gh-90467: StreamReaderProtocol - add strong reference to created task (GH-96323) (#96344)

(cherry picked from commit e860e521ec0d84e175269aeb15cf24bd6053ad17)

Co-authored-by: Kirill <iam@python273.pw>

Co-authored-by: Kirill <iam@python273.pw>
3 files changed