Updated dirent for Windows to version 1.20.1.
Updated dirent for Windows to version 1.20.1.

saschazelzer/CppMicroServices,CppMicroServices/CppMicroServices,CppMicroServices/CppMicroServices,CppMicroServices/CppMicroServices,ksubramz/CppMicroServices,saschazelzer/CppMicroServices,ksubramz/CppMicroServices,CppMicroServices/CppMicroServices,ksubramz/CppMicroServices,ksubramz/CppMicroServices,ksubramz/CppMicroServices,CppMicroServices/CppMicroServices