* update go-store to v2.0.6: closer callbacks are now only ever called at most once Signed-off-by: kim <grufwub@gmail.com> * bump go-store => v2.0.7, go-mutexes => v1.1.4 Signed-off-by: kim <grufwub@gmail.com> Signed-off-by: kim <grufwub@gmail.com>