[CQ] Let CQ block on jumbo trybot

NOTRY=true
TBR=sergiyb@chromium.org

Bug: v8:7339
Change-Id: I803bd6e8cff252698db079dd2f2952ad9d01f19f
Reviewed-on: https://chromium-review.googlesource.com/978123Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52175}

infra/config/cq.cfg

@@ -31,11 +31,8 @@ verifiers {
         triggered_by: "v8_linux64_asan_rel_ng"
       }
       builders { name: "v8_linux64_gcc_compile_dbg" }
+      builders { name: "v8_linux64_jumbo_compile_rel" }
       builders { name: "v8_linux64_rel_ng" }
-      builders {
-        name: "v8_linux64_jumbo_compile_rel"
-        experiment_percentage: 10
-      }
       builders {
         name: "v8_linux64_rel_ng_triggered"
         triggered_by: "v8_linux64_rel_ng"