Add redfish_rest_supported to additional_values.

Signed-off-by: Michael Shepos <shepos@us.ibm.com>
Change-Id: I131dad9b2cd18f64e14a68bafe2f45ddef56b783
diff --git a/lib/obmc_boot_test.py b/lib/obmc_boot_test.py
index f9e1a92..6c6b7bb 100755
--- a/lib/obmc_boot_test.py
+++ b/lib/obmc_boot_test.py
@@ -267,7 +267,8 @@
     additional_values = ["program_pid", "master_pid", "ffdc_dir_path",
                          "status_dir_path", "base_tool_dir_path",
                          "ffdc_list_file_path", "ffdc_report_list_path",
-                         "ffdc_summary_list_path", "execdir", "redfish_supported"]
+                         "ffdc_summary_list_path", "execdir", "redfish_supported",
+                         "redfish_rest_supported"]
 
     plug_in_vars = parm_list + additional_values