sweet: make etcd a default benchmark

Change-Id: I91204b6500bac3d45e71f44eca553c5798289bb9
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/493919
Run-TryBot: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
diff --git a/sweet/cmd/sweet/benchmark.go b/sweet/cmd/sweet/benchmark.go
index 1044aa8..5cfec49 100644
--- a/sweet/cmd/sweet/benchmark.go
+++ b/sweet/cmd/sweet/benchmark.go
@@ -92,6 +92,7 @@
 		allBenchmarksMap["biogo-igor"],
 		allBenchmarksMap["biogo-krishna"],
 		allBenchmarksMap["bleve-index"],
+		allBenchmarksMap["etcd"],
 		allBenchmarksMap["go-build"],
 		allBenchmarksMap["gopher-lua"],
 		// TODO(go.dev/issue/51445): Enable once gVisor builds with Go 1.19.