Temporarily disabling CQ due to infrastructure problems.

BUG=501332
TBR=phoglund@webrtc.org

Review URL: https://codereview.webrtc.org/1177243003.

Cr-Commit-Position: refs/heads/master@{#9459}
diff --git a/infra/config/cq.cfg b/infra/config/cq_disabled.cfg
similarity index 100%
rename from infra/config/cq.cfg
rename to infra/config/cq_disabled.cfg