metropolis/node/core/update/e2e: bump timeout

We had a timeout of 30s for the update tests. Since these are always hit
 in CI, this increases the wait to 60s.

Change-Id: Iecc9562b015aa514c6f95991a3cdddedd57a8d7b
Reviewed-on: https://review.monogon.dev/c/monogon/+/3206
Tested-by: Jenkins CI
Reviewed-by: Lorenz Brun <lorenz@monogon.tech>
diff --git a/metropolis/node/core/update/e2e/e2e_test.go b/metropolis/node/core/update/e2e/e2e_test.go
index 07c6bf4..a62c3d7 100644
--- a/metropolis/node/core/update/e2e/e2e_test.go
+++ b/metropolis/node/core/update/e2e/e2e_test.go
@@ -71,7 +71,7 @@
 
 func runAndCheckVariant(t *testing.T, expectedVariant string, qemuArgs []string) {
 	t.Helper()
-	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
 	defer cancel()
 	qemuCmdLaunch := exec.CommandContext(ctx, "qemu-system-x86_64", qemuArgs...)
 	testosStarted := make(chan string, 1)