[libc++] Remove unused headers from <filesystem>

Remove unused headers from `<filesystem>`

Reviewed By: Quuxplusone, #libc, Mordante

Spies: Mordante, libcxx-commits

Differential Revision: https://reviews.llvm.org/D116146

NOKEYCHECK=True
GitOrigin-RevId: 23f1cd9e635757edd7a7877a80a36f5f9e53ae28
diff --git a/include/filesystem b/include/filesystem
index 09d9061..9f5b427 100644
--- a/include/filesystem
+++ b/include/filesystem
@@ -238,48 +238,26 @@
 
 */
 
-#include<__filesystem/copy_options.h>
-#include<__filesystem/directory_entry.h>
-#include<__filesystem/directory_iterator.h>
-#include<__filesystem/directory_options.h>
-#include<__filesystem/file_status.h>
-#include<__filesystem/file_time_type.h>
-#include<__filesystem/file_type.h>
-#include<__filesystem/filesystem_error.h>
-#include<__filesystem/operations.h>
-#include<__filesystem/path_iterator.h>
-#include<__filesystem/path.h>
-#include<__filesystem/perm_options.h>
-#include<__filesystem/perms.h>
-#include<__filesystem/recursive_directory_iterator.h>
-#include<__filesystem/space_info.h>
-#include<__filesystem/u8path.h>
-
-#include <__availability>
 #include <__config>
-#include <__debug>
-#include <__ranges/enable_borrowed_range.h>
-#include <__ranges/enable_view.h>
-#include <__utility/forward.h>
-#include <chrono>
+#include <__filesystem/copy_options.h>
+#include <__filesystem/directory_entry.h>
+#include <__filesystem/directory_iterator.h>
+#include <__filesystem/directory_options.h>
+#include <__filesystem/file_status.h>
+#include <__filesystem/file_time_type.h>
+#include <__filesystem/file_type.h>
+#include <__filesystem/filesystem_error.h>
+#include <__filesystem/operations.h>
+#include <__filesystem/path_iterator.h>
+#include <__filesystem/path.h>
+#include <__filesystem/perm_options.h>
+#include <__filesystem/perms.h>
+#include <__filesystem/recursive_directory_iterator.h>
+#include <__filesystem/space_info.h>
+#include <__filesystem/u8path.h>
 #include <compare>
-#include <cstddef>
-#include <cstdlib>
-#include <iosfwd>
-#include <iterator>
-#include <memory>
-#include <stack>
-#include <string>
-#include <string_view>
-#include <system_error>
-#include <utility>
 #include <version>
 
-#if !defined(_LIBCPP_HAS_NO_LOCALIZATION)
-# include <locale>
-# include <iomanip> // for quoted
-#endif
-
 #if defined(_LIBCPP_HAS_NO_FILESYSTEM_LIBRARY)
 # error "The Filesystem library is not supported since libc++ has been configured with LIBCXX_ENABLE_FILESYSTEM disabled"
 #endif