Fix

Author: tstellar

clang/utils/perf-training/lit.site.cfg.in

@@ -8,7 +8,7 @@ config.test_exec_root = "@CMAKE_CURRENT_BINARY_DIR@"
 config.test_source_root = "@CLANG_PGO_TRAINING_DATA@"
 config.target_triple = "@LLVM_TARGET_TRIPLE@"
 config.python_exe = "@Python3_EXECUTABLE@"
-config.cmake_exe = shlex.quote(@CMAKE_COMMAND@")
+config.cmake_exe = shlex.quote("@CMAKE_COMMAND@")
 config.llvm_src_dir ="@CMAKE_SOURCE_DIR@"
 config.cmake_generator ="@CMAKE_GENERATOR@"
 config.use_llvm_build = @CLANG_PGO_TRAINING_USE_LLVM_BUILD@