tests: Update test ID to move from CV into PV

Changed test to look for error enum instead of string in preparation
for moving the check into parameter validation.

Change-Id: Ib25f56a39386da459ede41971ac8b49c2831ee8b
diff --git a/tests/layer_validation_tests.cpp b/tests/layer_validation_tests.cpp
index 6c77b74..21cfaf7 100644
--- a/tests/layer_validation_tests.cpp
+++ b/tests/layer_validation_tests.cpp
@@ -7128,8 +7128,7 @@
 TEST_F(VkLayerTest, PSOViewportScissorCountMismatch) {
     VkResult err;
 
-    m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_ERROR_BIT_EXT,
-                                         "Gfx Pipeline viewport count (1) must match scissor count (0).");
+    m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_ERROR_BIT_EXT, VALIDATION_ERROR_01434);
 
     ASSERT_NO_FATAL_FAILURE(InitState());
     ASSERT_NO_FATAL_FAILURE(InitRenderTarget());