Update LUCI console to removed Buildbot host builders

Bug:893147
Change-Id: Icfea8aa32794b182eefc75836f3edb631a1c7236
diff --git a/tools/luci/config/luci-milo.cfg b/tools/luci/config/luci-milo.cfg
index a4f95a2..950f082 100644
--- a/tools/luci/config/luci-milo.cfg
+++ b/tools/luci/config/luci-milo.cfg
@@ -44,13 +44,11 @@
     short_name: "ndbg"
   }
   builders {
-    name: "buildbot/client.art/aosp-builder-cc"
     name: "buildbucket/luci.art.ci/aosp-builder-cc"
     category: "aosp"
     short_name: "cc"
   }
   builders {
-    name: "buildbot/client.art/aosp-builder-cms"
     name: "buildbucket/luci.art.ci/aosp-builder-cms"
     category: "aosp"
     short_name: "cms"
@@ -86,67 +84,56 @@
     short_name: "ndbg"
   }
   builders {
-    name: "buildbot/client.art/host-x86-cms"
     name: "buildbucket/luci.art.ci/host-x86-cms"
     category: "host|x86"
     short_name: "cms"
   }
   builders {
-    name: "buildbot/client.art/host-x86-debug"
     name: "buildbucket/luci.art.ci/host-x86-debug"
     category: "host|x86"
     short_name: "dbg"
   }
   builders {
-    name: "buildbot/client.art/host-x86-ndebug"
     name: "buildbucket/luci.art.ci/host-x86-ndebug"
     category: "host|x86"
     short_name: "ndbg"
   }
   builders {
-    name: "buildbot/client.art/host-x86-gcstress-debug"
     name: "buildbucket/luci.art.ci/host-x86-gcstress-debug"
     category: "host|x86"
     short_name: "gcs"
   }
   builders {
-    name: "buildbot/client.art/host-x86-poison-debug"
     name: "buildbucket/luci.art.ci/host-x86-poison-debug"
     category: "host|x86"
     short_name: "psn"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-cdex-fast"
     name: "buildbucket/luci.art.ci/host-x86_64-cdex-fast"
     category: "host|x64"
     short_name: "cdx"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-cms"
     name: "buildbucket/luci.art.ci/host-x86_64-cms"
     category: "host|x64"
     short_name: "cms"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-debug"
     name: "buildbucket/luci.art.ci/host-x86_64-debug"
     category: "host|x64"
     short_name: "dbg"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-non-gen-cc"
     name: "buildbucket/luci.art.ci/host-x86_64-non-gen-cc"
     category: "host|x64"
     short_name: "ngen"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-ndebug"
     name: "buildbucket/luci.art.ci/host-x86_64-ndebug"
     category: "host|x64"
     short_name: "ndbg"
   }
   builders {
-    name: "buildbot/client.art/host-x86_64-poison-debug"
     name: "buildbucket/luci.art.ci/host-x86_64-poison-debug"
     category: "host|x64"
     short_name: "psn"