[infra] Update Windows bot version

Bug: skia:9253
Change-Id: I5055bb492fe10c35a4d593e4256874e872fc831d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/227036
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Eric Boren <borenet@google.com>
2 files changed