fix fslib: Remove disir_error on fslib_stat file not found
fix fslib: Remove disir_error on fslib_stat file not found

This function is used in an environment where it
is simply used to check if it exists and then do something
else if it doesnt. That prints an error in the logs and
marks the disir_error instance with a message.

veeg/disir-c,veeg/disir-c