Update plex version to 0.11.1

Update upgrade.go

`PlexRun` refactored : now `RunIO` and lives in ipwl package (#644)

`maxTime` flag propagates to Bacalhau `Job.Spec.Timeout` (#636)

plex waits for bacalhau jobs to complete for up to 60 min (#633)

Co-authored-by: Niklas Rindtorff <NiklasTR@users.noreply.github.com>

ready for binary v0.10.1

`plex create` deprecated (#622)

go mod tidy; releaser specified to run on go v1.20.4

ready for binary v0.9.0

bump version for release