Array Imputation OOM and FailQCNChunks fixes

TSPS-584 Make wdl work with retry with more memory option (#1661)

* separate scatters so imputation doesnt run unless all chunks are valid

* update update_pipeline_version GHA to use sort for more deterministic output

---------

Co-authored-by: Jose Soto <jsoto@broadinstitute.org>
Co-authored-by: GitHub Action <action@github.com>