added WPF render switches via app.config

src/Agent/AutopilotMonitor.Agent/buildcounter.txt

@@ -1 +1 @@
-340
+342

src/Agent/AutopilotMonitor.SummaryDialog/App.config

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+  <runtime>
+    <!-- Allow WPF to render even when no display devices are detected or the window station
+         appears non-interactive. Required for CreateProcessAsUser from SYSTEM during Autopilot
+         enrollment while the Hello screen is still active on the user's desktop. Without these
+         switches, wpfgfx DLL init fails with 0x8007045A (ERROR_DLL_INIT_FAILED). -->
+    <AppContextSwitchOverrides value="Switch.System.Windows.Media.ShouldRenderEvenWhenNoDisplayDevicesAreAvailable=true;Switch.System.Windows.Media.ShouldNotRenderInNonInteractiveWindowStation=false"/>
+  </runtime>
+</configuration>