dashboard: remove known issue from darwin-amd64-11_0 builder

This change removes the known issue from the darwin-amd64-11_0 builder.

Fixes golang/go#40762

Change-Id: I9914c8153abf3b9078579e8829374ee09f84e6e3
Reviewed-on: https://go-review.googlesource.com/c/build/+/307822
Trust: Carlos Amedee <carlos@golang.org>
Run-TryBot: Carlos Amedee <carlos@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
diff --git a/dashboard/builders.go b/dashboard/builders.go
index 8c3da86..e2d895a 100644
--- a/dashboard/builders.go
+++ b/dashboard/builders.go
@@ -2276,7 +2276,6 @@
 		HostType:       "host-darwin-amd64-11_0",
 		distTestAdjust: macTestPolicy,
 		buildsRepo:     defaultPlusExpBuild,
-		KnownIssue:     40762,
 	})
 	addBuilder(BuildConfig{
 		Name:           "darwin-amd64-nocgo",