Revert "Remove ios_sim_x64_dbg_ios10 from CQ."

This reverts commit d8a78b80323a30c0dd49b20c8fa4da9a5b3c7d19.

Reason for revert: The infra issue has been solved.
https://chromium-review.googlesource.com/c/chromium/src/+/1972465
Now iPhone 6s with sdk 10.3.1 is found.

Original change's description:
> Remove ios_sim_x64_dbg_ios10 from CQ.
> 
> This bot is currently failing because of an infra issue.
> 
> Bug: webrtc:11189
> Change-Id: I0d8d501cbe12c59d9f0fa569f7259d2e8d9fcbb6
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/161900
> Commit-Queue: Yves Gerey <yvesg@google.com>
> Reviewed-by: Yves Gerey <yvesg@google.com>

TBR=phoglund@webrtc.org,mbonadei@webrtc.org,titovartem@webrtc.org,yvesg@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: webrtc:11189
Change-Id: Ia48644a5ba6dcc64876b6e2fc5860bb2224e9547
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/162907
Reviewed-by: Yves Gerey <yvesg@google.com>
Commit-Queue: Yves Gerey <yvesg@google.com>
diff --git a/commit-queue.cfg b/commit-queue.cfg
index 832f514..e0edb62 100644
--- a/commit-queue.cfg
+++ b/commit-queue.cfg
@@ -78,6 +78,9 @@
         name: "webrtc/try/ios_compile_arm_rel"
       >
       builders: <
+        name: "webrtc/try/ios_sim_x64_dbg_ios10"
+      >
+      builders: <
         name: "webrtc/try/ios_sim_x64_dbg_ios11"
       >
       builders: <
@@ -260,6 +263,9 @@
         name: "webrtc/try/ios_compile_arm_rel"
       >
       builders: <
+        name: "webrtc/try/ios_sim_x64_dbg_ios10"
+      >
+      builders: <
         name: "webrtc/try/ios_sim_x64_dbg_ios11"
       >
       builders: <