Don't test MSAA on Pixel2XL Vulkan Perf bots

This bot has been hanging ever since the MSAA config was added.

Bug: skia:9274
Change-Id: I1901206d4fd79c36c9b5d068dca07c744f52a54f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/229756
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
diff --git a/infra/bots/recipes/perf.py b/infra/bots/recipes/perf.py
index 86cf5f4..f40cdfb 100644
--- a/infra/bots/recipes/perf.py
+++ b/infra/bots/recipes/perf.py
@@ -110,7 +110,9 @@
     if 'Vulkan' in bot:
       configs = ['vk']
       if 'Android' in bot:
-        configs.append('vkmsaa4')
+        # skbug.com/9274
+        if 'Pixel2XL' not in bot:
+          configs.append('vkmsaa4')
       else:
         # skbug.com/9023
         if 'IntelHD405' not in bot: