src: fix incorrect macro comment

Commit de168b4 ("src: guard
bundled_ca/openssl_ca with HAVE_OPENSSL") included an incorrect end
macro comment which this commit fixes.

PR-URL: nodejs#12688

Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

src/node.cc

@@ -3777,7 +3777,7 @@ static void ParseArgs(int* argc,
 #if HAVE_OPENSSL
   bool use_bundled_ca = false;
   bool use_openssl_ca = false;
-#endif  // HAVE_INSPECTOR
+#endif  // HAVE_OPENSSL
 
   for (unsigned int i = 0; i < nargs; ++i) {
     new_exec_argv[i] = nullptr;