Investigate increase of failed group migrations by Direct transfer
<!--IssueSummary start--> <details> <summary> Everyone can contribute. [Help move this issue forward](https://handbook.gitlab.com/handbook/marketing/developer-relations/contributor-success/community-contributors-workflows/#contributor-links) while earning points, leveling up and collecting rewards. </summary> - [Close this issue](https://contributors.gitlab.com/manage-issue?action=close&projectId=278964&issueIid=398683) </details> <!--IssueSummary end--> In February and March, the % of failed group migrations by Direct Transfer increased significantly: ![image](/uploads/8a76788b78bce2bc1b7e611d0dbb84e1/image.png) [Sisense Dashboard link](https://app.periscopedata.com/app/gitlab/661967/Manage:Import-Dashboard?widget=15442655&udv=0) (internal only) We need to monitor this to better understand if this trend continues. Furthermore, we should investigate if there is a common root cause for these failures or if these failures are being caused by different issues.
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