[CQ] Raise blink trybot percentage to 100

TBR=hablich@chromium.org
NOTRY=true
NOPRESUBMIT=true

Review-Url: https://codereview.chromium.org/1930163003
Cr-Commit-Position: refs/heads/master@{#35894}

infra/config/cq.cfg

@@ -95,7 +95,7 @@ verifiers {
       }
       builders {
         name: "v8_linux_blink_rel"
-        experiment_percentage: 20
+        experiment_percentage: 100
       }
       builders {
         name: "v8_linux64_sanitizer_coverage_rel"