Fix paths

Author: zooba

.github/workflows/build.yml

@@ -174,6 +174,8 @@ jobs:
 
     - name: 'Validate entrypoint script'
       run: |
+        $env:PYTHON_MANAGER_CONFIG = (gi $env:PYTHON_MANAGER_CONFIG).FullName
+        cd .\test_installs\_bin
         del pip* -Verbose
         pymanager install --refresh
         dir pip*
@@ -183,7 +185,6 @@ jobs:
         Get-Item .\pip.exe.__script__.py
         Get-Content .\pip.exe.__script__.py
         .\pip.exe --version
-      working-directory: .\test_installs\_bin
       env:
         PYTHON_MANAGER_INCLUDE_UNMANAGED: false
         PYTHON_MANAGER_CONFIG: .\test-config.json