Update active set of lucicfg experiments.

"crbug.com/1085650" (realms support) is always on now.

R=nmulcahey@google.com, maruel@google.com

Change-Id: I87ac83313188ba75e6452ea56501169a4945f6d2
Reviewed-on: https://fuchsia-review.googlesource.com/c/infra/config/+/640304
Reviewed-by: Nathan Mulcahey <nmulcahey@google.com>
diff --git a/main.star b/main.star
index de85c7a..ae5594c 100755
--- a/main.star
+++ b/main.star
@@ -16,10 +16,7 @@
 builder_var = lucicfg.var(expose_as = "builder")
 
 # Update this version whenever relying on new lucicfg features.
-lucicfg.check_version("1.29.0", "Please update lucicfg")
-
-# Enable LUCI Realms support.
-lucicfg.enable_experiment("crbug.com/1085650")
+lucicfg.check_version("1.30.9", "Please update lucicfg")
 
 def generate(repo, builder):
     """Generate the Tricium configs for a repo.