Revert of [CQ] Update proto format to fix triggered builders. (patchset #1...

Revert of [CQ] Update proto format to fix triggered builders. (patchset #1 id:1 of https://codereview.chromium.org/1486963002/ )

Reason for revert:
Maybe causing problems

Original issue's description:
> [CQ] Update proto format to fix triggered builders.
>
> Depends on https://chromereviews.googleplex.com/319777013/
>
> BUG=chromium:561530
> LOG=n
> TBR=sergiyb@chromium.org, tandrii@chromium.org
> NOTRY=true
>
> Committed: https://crrev.com/51d6d619330080a76c5bc7a2ebdafebc6a808aa8
> Cr-Commit-Position: refs/heads/master@{#32453}

TBR=sergiyb@chromium.org,tandrii@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:561530

Review URL: https://codereview.chromium.org/1485813004

Cr-Commit-Position: refs/heads/master@{#32464}

infra/config/cq.cfg

@@ -41,10 +41,6 @@ verifiers {
       builders { name: "v8_mac_rel" }
       builders { name: "v8_presubmit" }
       builders { name: "v8_win64_rel_ng" }
-      builders {
-        name: "v8_win64_rel_ng_triggered"
-        triggered_by: "v8_win64_rel_ng"
-      }
       builders { name: "v8_win_compile_dbg" }
       builders { name: "v8_win_nosnap_shared_compile_rel" }
       builders { name: "v8_win_rel" }