[CMake] clangApplyReplacement: Add clangAST in libdeps to appease msc builder.

  clangApplyReplacements.lib(ApplyReplacements.cpp.obj) : error LNK2001: unresolved external symbol "private: void __thiscall clang::APValue::DestroyDataAndMakeUninit(void)" (?DestroyDataAndMakeUninit@APValue@clang@@AAEXXZ)

They are not seen in mingw dll build. Investigating.

llvm-svn: 220895