Skip LKGR and tree closing for iOS Debug (simulator) while debugging

Bug: b:396118151
Change-Id: If0073c122d182866f820d8528b3b61765492acd3
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/377280
Auto-Submit: Christoffer Dewerin <jansson@webrtc.org>
Commit-Queue: Christoffer Dewerin <jansson@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#43891}
diff --git a/infra/config/config.star b/infra/config/config.star
index 5efba46..ad626d6 100755
--- a/infra/config/config.star
+++ b/infra/config/config.star
@@ -52,7 +52,9 @@
 # Add names of builders to remove from LKGR finder to this list. This is
 # useful when a failure can be safely ignored while fixing it without
 # blocking the LKGR finder on it.
-skipped_lkgr_bots = []
+skipped_lkgr_bots = [
+    "iOS Debug (simulator)",
+]
 
 # Use LUCI Scheduler BBv2 names and add Scheduler realms configs.
 lucicfg.enable_experiment("crbug.com/1182002")
diff --git a/infra/config/cr-buildbucket.cfg b/infra/config/cr-buildbucket.cfg
index a256607..5264a78 100644
--- a/infra/config/cr-buildbucket.cfg
+++ b/infra/config/cr-buildbucket.cfg
@@ -1903,7 +1903,6 @@
         '          "Win64 Debug (Clang)",'
         '          "Win64 Release (Clang)",'
         '          "iOS API Framework Builder",'
-        '          "iOS Debug (simulator)",'
         '          "iOS64 Debug",'
         '          "iOS64 Release"'
         '        ]'
diff --git a/infra/config/luci-notify.cfg b/infra/config/luci-notify.cfg
index 53a6c5e..e2835fb 100644
--- a/infra/config/luci-notify.cfg
+++ b/infra/config/luci-notify.cfg
@@ -943,11 +943,6 @@
     name: "iOS Debug (simulator)"
     repository: "https://webrtc.googlesource.com/src"
   }
-  tree_closers {
-    tree_status_host: "webrtc-status.appspot.com"
-    failed_step_regexp: "bot_update|compile|gclient runhooks|runhooks|update|extract build|cleanup_temp|taskkill|compile|gn"
-    failed_step_regexp_exclude: ".*\\(experimental\\).*"
-  }
 }
 notifiers {
   notifications {