[libcxx] XFAIL set/multiset CTAD tests on Apple Clang 10

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@363209 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/containers/associative/multiset/multiset.cons/deduct.fail.cpp

@@ -9,7 +9,7 @@
 // <set>
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // UNSUPPORTED: libcpp-no-deduction-guides
-// XFAIL: clang-6, apple-clang-9.0, apple-clang-9.1
+// XFAIL: clang-6, apple-clang-9.0, apple-clang-9.1, apple-clang-10.0
 //  clang-6 gives different error messages.
 
 // template<class InputIterator,

test/std/containers/associative/set/set.cons/deduct.fail.cpp

@@ -9,7 +9,7 @@
 // <set>
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // UNSUPPORTED: libcpp-no-deduction-guides
-// XFAIL: clang-6, apple-clang-9.0, apple-clang-9.1
+// XFAIL: clang-6, apple-clang-9.0, apple-clang-9.1, apple-clang-10.0
 //  clang-6 gives different error messages.
 
 // template<class InputIterator,