[sheriff] Disable BluetoothTest.ConstructDefaultAdapter on Mac

This test is flaky on Mac in general:
https://ci.chromium.org/p/chromium/builders/ci/Mac10.12%20Tests/33739

Bug: 1076005
Change-Id: I9c338cc128d43e8d44977dc7328a73f7c23efd8a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2170554
Auto-Submit: Tommy Li <tommycli@chromium.org>
Reviewed-by: Reilly Grant <reillyg@chromium.org>
Commit-Queue: Reilly Grant <reillyg@chromium.org>
Commit-Queue: Tommy Li <tommycli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#763485}

device/bluetooth/bluetooth_adapter_unittest.cc

@@ -691,9 +691,8 @@ TEST_F(BluetoothAdapterTest, StartDiscoverySessionError_Destroy) {
 }
 
 // TODO(scheib): Enable BluetoothTest fixture tests on all platforms.
-// TODO(https://crbug.com/1076005) Flaky on Mac MSan
-#if defined(OS_ANDROID) || \
-    (defined(OS_MACOSX) && not defined(ADDRESS_SANITIZER))
+// TODO(https://crbug.com/1076005) Flaky on Mac
+#if defined(OS_ANDROID)
 #define MAYBE_ConstructDefaultAdapter ConstructDefaultAdapter
 #else
 #define MAYBE_ConstructDefaultAdapter DISABLED_ConstructDefaultAdapter