add bgenix tool to dockerfile

[williambrandler]

Signed-off-by: William Brandler William.Brandler@databricks.com

What changes are proposed in this pull request?

adding bgenix to the Glow Dockerfile

The glow bgen writer does not index bgen files, so use the bgenix tool to index bgen files written to glow

How is this patch tested?

• [ ] Manual tests

(Details)

[williambrandler]

not sure why the tests failed, going to override this and merge