Fix typo

Author: tstellar

clang/cmake/caches/Release.cmake

@@ -125,7 +125,7 @@ set_instrument_and_final_stage_var(CMAKE_MODULE_LINKER_FLAGS ${RELEASE_LINKER_FL
 # Final Stage Config (stage2)
 set_final_stage_var(LLVM_ENABLE_RUNTIMES "${LLVM_RELEASE_ENABLE_RUNTIMES}" STRING)
 set_final_stage_var(LLVM_ENABLE_PROJECTS "${LLVM_RELEASE_ENABLE_PROJECTS}" STRING)
-+# We want to generate an installer on Windows.
+# We want to generate an installer on Windows.
 if(NOT ${CMAKE_HOST_SYSTEM_NAME} MATCHES "Windows")
   set_final_stage_var(CPACK_GENERATOR "TXZ" STRING)
 endif()