[clang] [clang][modules-driver] Add dependency scan and dependency graph (PR #152770)

[Qiongsi Wu via cfe-commits]

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@@ -99,5 +100,6 @@ add_clang_library(clangDriver
   LINK_LIBS
   clangBasic
   clangLex
+  clangDependencyScanning
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qiongsiwu wrote:

https://github.com/llvm/llvm-project/pull/161300 has landed. 

https://github.com/llvm/llvm-project/pull/152770