[sanitizer] Missing changes from r174960.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@174962 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] Add new __isoc99_*scanf to ASan intercepted functions list.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@174965 91177308-0d34-0410-b5e6-96231b3b80d8