Update .opt-prof.yml (#11112)

Author: JanKrivanek

.opt-prof.yml

@@ -55,7 +55,7 @@ stages:
     optOptimizationInputsDropName: $(OptimizationInputsDropName)
     testLabPoolName: VS-Platform # The test lab pool to run your tests in
     testMachineCleanUpStrategy: ${{parameters.testMachineCleanUpStrategy}}
-    testMachineImageName: Windows-10-Enterprise-20H2
+    testMachineImageName: Windows-11-Enterprise-23H2
     visualStudioSigning: Test
     variables:
     - name: branchName # The branch in the VS repo the bootstrapper was based on