[lld] Support reproducing plugin-opt=stats-file

Author: lanza

lld/ELF/DriverUtils.cpp

@@ -177,6 +177,7 @@ std::string elf::createResponseFile(const opt::InputArgList &args) {
     case OPT_o:
     case OPT_Map:
     case OPT_dependency_file:
+    case OPT_plugin_opt_stats_file:
     case OPT_print_archive_stats:
     case OPT_why_extract:
       // If an output path contains directories, "lld @response.txt" will