Disable the MipMapTests on D3D11 FL 9.3.

Change-Id: Ibcb72f7b1aabcd98c4bebd91c3a57f5ba57eac3a
Reviewed-on: https://chromium-review.googlesource.com/242850
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>

tests/angle_tests/MipmapTest.cpp

@@ -1,7 +1,7 @@
 #include "ANGLETest.h"
 
 // Use this to select which configurations (e.g. which renderer, which GLES major version) these tests should be run against.
-ANGLE_TYPED_TEST_CASE(MipmapTest, ES2_D3D9, ES2_D3D11, ES2_D3D11_FL9_3);
+ANGLE_TYPED_TEST_CASE(MipmapTest, ES2_D3D9, ES2_D3D11);
 ANGLE_TYPED_TEST_CASE(MipmapTestES3, ES3_D3D11);
 
 template<typename T>