key_manager: Create keys dir if it dosen't exist

On call to WriteKeyToFile, so that the autogenerated file can be written.

src/core/crypto/key_manager.cpp

@@ -205,6 +205,7 @@ void KeyManager::WriteKeyToFile(bool title_key, std::string_view keyname,
     if (!title_key)
         filename = dev_mode ? "dev.keys_autogenerated" : "prod.keys_autogenerated";
     const auto add_info_text = !FileUtil::Exists(yuzu_keys_dir + DIR_SEP + filename);
+    FileUtil::CreateFullPath(yuzu_keys_dir + DIR_SEP + filename);
     std::ofstream file(yuzu_keys_dir + DIR_SEP + filename, std::ios::app);
     if (!file.is_open())
         return;

src/core/file_sys/sdmc_factory.cpp

@@ -3,6 +3,7 @@
 // Refer to the license.txt file included.
 
 #include <memory>
+#include "core/file_sys/registered_cache.h"
 #include "core/file_sys/sdmc_factory.h"
 #include "core/file_sys/xts_archive.h"