fix(winrm): resolve System32 path for cmd test on minimal PATH (0.20.25)

WinRM run_cmd(hostname) failed on hosts where System32 is not in PATH.

backend/tests/test_health.py

@@ -4,6 +4,6 @@ from app.version import APP_NAME, APP_VERSION, APP_VERSION_LABEL
 
 
 def test_version_constants():
-    assert APP_VERSION == "0.20.22"
+    assert APP_VERSION == "0.20.25"
     assert APP_NAME == "Security Alert Center"
-    assert APP_VERSION_LABEL == "Security Alert Center v.0.20.22"
+    assert APP_VERSION_LABEL == "Security Alert Center v.0.20.25"