os: refactor/rewrite entire namespace.

stratosphere/fatal/source/fatal_scoped_file.cpp

@@ -22,7 +22,7 @@ namespace ams::fatal::srv {
         /* Convenience definitions. */
         constexpr size_t MaximumLineLength = 0x20;
 
-        os::Mutex g_format_lock;
+        os::Mutex g_format_lock(false);
         char g_format_buffer[2 * os::MemoryPageSize];
 
     }