[infra] Update Windows bot version

Bug: skia:9253
Change-Id: I08087753e0c16bd3e3fddda589c8d32095698ebd
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/227039
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Eric Boren <borenet@google.com>
2 files changed