Remove clangIndex reference from clang-interpreter CMake build

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154674 91177308-0d34-0410-b5e6-96231b3b80d8

examples/clang-interpreter/CMakeLists.txt

@@ -7,7 +7,6 @@ set(LLVM_USED_LIBS
     clangStaticAnalyzerFrontend
     clangStaticAnalyzerCheckers
     clangStaticAnalyzerCore
-    clangIndex
     clangAnalysis
     clangRewrite
     clangAST