Remove setzer from experimental

(remove important=false for strago-c and
remove strago-c from experimental)

BUG=None
TEST=None

Change-Id: Ib3f17ebd79e779c37a80c248db7467688b6b3d59
Reviewed-on: https://chromium-review.googlesource.com/334231
Commit-Ready: Trevor Tsang <ttsang@google.com>
Tested-by: Trevor Tsang <ttsang@google.com>
Reviewed-by: Bernie Thompson <bhthompson@chromium.org>
diff --git a/cbuildbot/chromeos_config.py b/cbuildbot/chromeos_config.py
index e9e3401..cd984e8 100644
--- a/cbuildbot/chromeos_config.py
+++ b/cbuildbot/chromeos_config.py
@@ -663,7 +663,6 @@
         'nyan_freon-release',
         'smaug-release',
         'smaug-cheets-release',
-        'strago-c-release-group',
         'guado_moblab-release',
 
         # Incremental Builders.
@@ -2876,7 +2875,6 @@
           'setzer',
           'umaro',
       ),
-      important=False,
   )
 
   # oak-based boards
diff --git a/cbuildbot/config_dump.json b/cbuildbot/config_dump.json
index 759e35a..a96589a 100644
--- a/cbuildbot/config_dump.json
+++ b/cbuildbot/config_dump.json
@@ -19760,7 +19760,8 @@
                 "vm_tests": []
             }
         ],
-        "description": "Release Builds (canary) (internal); Group config (boards: edgar, setzer, umaro)"
+        "description": "Release Builds (canary) (internal); Group config (boards: edgar, setzer, umaro)",
+        "important": true
     },
     "strago-chrome-pfq": {
         "_template": "chrome-pfq",