Update configs for SwiftShader perf bot

Change-Id: I051b6c7237ad95fde372542e123d58929d485248
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/452316
Commit-Queue: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Auto-Submit: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
2 files changed