dashboard/builders: add KI on linux-amd64-perf
dashboard/builders: add KI on linux-amd64-perf

The perf builder is broken on the tools repo. Add a KI for it.

Updates golang/go#53538.

Change-Id: I31873ac336a7fe681a2e1356768fd011ebcfe2b9
Reviewed-on: https://go-review.googlesource.com/c/build/+/449036
TryBot-Result: Gopher Robot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Michael Pratt <e7f1edc6d5aa9f6c8c377425db8f1a5816cbbb88@google.com>
Run-TryBot: Heschi Kreinick <e89ab2b172855aa0ad01c40c4d8a3535a61ac68a@google.com>
Auto-Submit: Heschi Kreinick <e89ab2b172855aa0ad01c40c4d8a3535a61ac68a@google.com>

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