[VFS] Change file attributes or timestamps.

Changing these options is only viable for r/w mounted host devices (Cache)
Changing attributes works only on windows
Changing timestamps is mocked and logged to see if there is any title that uses it

src/xenia/base/filesystem.h

@@ -128,6 +128,8 @@ std::vector<FileInfo> ListDirectories(const std::filesystem::path& path);
 std::vector<FileInfo> FilterByName(const std::vector<FileInfo>& files,
                                    const std::regex pattern);
 
+bool SetAttributes(const std::filesystem::path& path, uint64_t attributes);
+
 #if XE_PLATFORM_ANDROID
 void AndroidInitialize();
 void AndroidShutdown();

src/xenia/base/filesystem_android.cc

@@ -274,5 +274,9 @@ int OpenAndroidContentFileDescriptor(const std::string_view uri,
   return file_descriptor;
 }
 
+bool SetAttributes(const std::filesystem::path& path, uint64_t attributes) {
+  return false;
+}
+
 }  // namespace filesystem
 }  // namespace xe

src/xenia/base/filesystem_posix.cc

@@ -243,5 +243,9 @@ std::vector<FileInfo> ListFiles(const std::filesystem::path& path) {
   return result;
 }
 
+bool SetAttributes(const std::filesystem::path& path, uint64_t attributes) {
+  return false;
+}
+
 }  // namespace filesystem
 }  // namespace xe

src/xenia/base/filesystem_win.cc

@@ -285,5 +285,9 @@ std::vector<FileInfo> FilterByName(const std::vector<FileInfo>& files,
   return filtered_entries;
 }
 
+bool SetAttributes(const std::filesystem::path& path, uint64_t attributes) {
+  return SetFileAttributes(path.c_str(), static_cast<DWORD>(attributes));
+}
+
 }  // namespace filesystem
 }  // namespace xe