wxCrafter: Fix Installer Paths And Packaging

Point the Inno Setup shortcuts, icons, and launch command to the {app}\bin directory, align the Windows installer INSTALL_DIR define with CMake’s install prefix, and make the resource loader look for skin ZIP files alongside the executable so bundled assets resolve in standalone builds.

**Generated by CodeLite**

Signed-off-by: Eran Ifrah <eran@codelite.org>

Author: eranif