tests: Fix MiscImageLayerTests unexpected errors

Change-Id: I6c5967fd50260f94ee9079226bf12c7e45b1874f
diff --git a/tests/layer_validation_tests.cpp b/tests/layer_validation_tests.cpp
index 4a98359..759b731 100644
--- a/tests/layer_validation_tests.cpp
+++ b/tests/layer_validation_tests.cpp
@@ -16769,8 +16769,10 @@
     blitRegion.dstSubresource.mipLevel = 0;
 
     // Look for NULL-blit warning
-    m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_WARNING_BIT_EXT, "Offsets specify a zero-volume area.");
-    m_errorMonitor->SetUnexpectedError("vkCmdBlitImage: pRegions[0].dstOffsets specify a zero-volume area.");
+    m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_WARNING_BIT_EXT,
+                                         "vkCmdBlitImage: pRegions[0].srcOffsets specify a zero-volume area.");
+    m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_WARNING_BIT_EXT,
+                                         "vkCmdBlitImage: pRegions[0].dstOffsets specify a zero-volume area.");
     vkCmdBlitImage(m_commandBuffer->GetBufferHandle(), intImage1.handle(), intImage1.layout(), intImage2.handle(),
                    intImage2.layout(), 1, &blitRegion, VK_FILTER_LINEAR);
     m_errorMonitor->VerifyFound();