extras: file_to_object: fixup file extension of generated file
extras: file_to_object: fixup file extension of generated file

- append, don't change
- file extension is .s (don't run preprocessor)

hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR