Update luci-scheduler.cfg for Linux Builder (dbg)(32).

Bug: 790142
Change-Id: I10fb8eb8f9e219686b2254a48486d7f20c1e9c75
Reviewed-on: https://chromium-review.googlesource.com/965581Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
Commit-Queue: Zhiling Huang <hzl@chromium.org>
Cr-Commit-Position: refs/heads/master@{#543595}

infra/config/global/luci-scheduler.cfg

@@ -79,8 +79,9 @@ trigger {
   triggers: "GPU Linux Builder"
   triggers: "linux-blink-heap-incremental-marking"
   triggers: "linux-blink-heap-verification"
-  triggers: "Linux Builder (dbg)"
   triggers: "Linux Builder"
+  triggers: "Linux Builder (dbg)"
+  triggers: "Linux Builder (dbg)(32)"
   triggers: "Linux FYI GPU TSAN Release"
 
   # Mac. Sorted alphabetically.
@@ -541,6 +542,16 @@ job {
   }
 }
 
+job {
+  id: "Linux Builder (dbg)(32)"
+  acl_sets: "default"
+  buildbucket: {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "luci.chromium.ci"
+    builder: "Linux Builder (dbg)(32)"
+  }
+}
+
 job {
   id: "Linux Tests (dbg)(1)"
   # Triggered by "Linux Builder (dbg)".