Remove reference to nonexistent test in CMake makefile for unit tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114835 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
index 595ec21..677dd26 100644
--- a/unittests/CMakeLists.txt
+++ b/unittests/CMakeLists.txt
@@ -49,8 +49,7 @@
   ADT/StringRefTest.cpp
   ADT/TripleTest.cpp
   ADT/TwineTest.cpp
-  ADT/ValueMapTest.cpp
-  )
+ )
 
 add_llvm_unittest(Analysis
   Analysis/ScalarEvolutionTest.cpp