[NFC][Driver] Remove unneeded headers (#14882)

mdtoguchi · web-flow · commit 1edc9434736a · 2024-08-05T17:12:18.000Z
Some system headers included are not needed anymore.
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
@@ -101,8 +101,6 @@
 #include <map>
 #include <memory>
 #include <optional>
-#include <regex>
-#include <sstream>
 #include <set>
 #include <utility>
 #if LLVM_ON_UNIX
