change to file path system and update environment win32u

[YevenLourance]

Description

This commit is help to be compatible to run agricultural soil module.

Fixes # (issue) char can not be casted to wchar_t static EnvironmentImpl::startProcessFolderImpl() not allowed

Type of change

• fix the wchar cast
• change file path system from poco path

How Has This Been Tested?

tested with moja agricultural module