Add fuchsia_x64 to CQ.

infra/config/branch/cq.cfg

@@ -34,6 +34,7 @@ verifiers {
       builders { name: "android_angle_vk32_rel_ng" }
       builders { name: "android_angle_vk64_deqp_rel_ng" }
       builders { name: "android_angle_vk64_rel_ng" }
+      builders { name: "fuchsia_x64" }
       builders { name: "linux_angle_deqp_rel_ng" }
       builders { name: "linux_angle_ozone_rel_ng" }
       builders { name: "linux_angle_rel_ng" }