Correct my cmake details so the check-lldb-api target builds the

new yaml2macho-core tool.  Thanks to Felipe for the guidance.

Author: jasonmolenda

lldb/test/CMakeLists.txt

@@ -224,6 +224,7 @@ add_lldb_test_dependency(
   llvm-pdbutil
   llvm-readobj
   llvm-ar
+  yaml2macho-core
   )
 
 if(TARGET lld)

lldb/tools/CMakeLists.txt

@@ -28,4 +28,4 @@ if (LLDB_CAN_USE_LLDB_SERVER)
   add_lldb_tool_subdirectory(lldb-server)
 endif()
 
-add_subdirectory(yaml2macho-core)
+add_lldb_tool_subdirectory(yaml2macho-core)