cmd/buildlet: add linux-amd64-wsl to stage0
cmd/buildlet: add linux-amd64-wsl to stage0

Update golang/go#17365

Change-Id: Iae9cce9b356790cb643f2f0a7ba637f90f185ebd
Reviewed-on: https://go-review.googlesource.com/c/build/+/272267
Trust: Meng Zhuo <3e6d300a356a3b86bc195677414a9ec5508ca893@golangcn.org>
Run-TryBot: Meng Zhuo <3e6d300a356a3b86bc195677414a9ec5508ca893@golangcn.org>
TryBot-Result: Go Bot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Carlos Amedee <ab5e2bca84933118bbc9d48ffaccce3bac4eeb64@golang.org>

golang/build,golang/build,golang/build,golang/build