#416 Add prefix to data upload Pull request opened by wild-endeavor TL;DR This adds a field that will replace the content_md5-based string in Admin in the data upload link create request. See flyteorg/flyteadmin#577 for use Type ☐ Bug Fix ☑︎ Feature ☐ Plugin Are all requirements met? ☐ Code completed ☐ Smoke tested ☐ Unit tests added ☐ Code documentation added ☐ Any pending items have an associated Issue Complete description How did you fix the bug, make the feature etc. Link to any design docs etc Tracking Issue flyteorg/flyteidl ✅ All checks have passed 11/11 successful checks