[infra] Remove creation of unused file
[infra] Remove creation of unused file

Change-Id: Ie13367008cbd64dcacd06ca7e8f5c76fea9aa795
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141601
Commit-Queue: Karl Klose <49bc0b76cffb0b10cd8c84f9cabc97a31ffe6343@google.com>
Reviewed-by: William Hesse <a821cddceae7dc400f272e3cb1a72f400f9fed6d@google.com>

dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk