Stop/cp_stop_check: Add lib/gen_robot_print.py

This was made necessary by the change in
https://gerrit.openbmc-project.xyz/#/c/openbmc/openbmc-test-automation/+/15089/

Change-Id: I5579145cc304475a10d70c2fc62ae6791cf9031f
Signed-off-by: Michael Walsh <micwalsh@us.ibm.com>
diff --git a/bin/plug_ins/Stop/cp_stop_check b/bin/plug_ins/Stop/cp_stop_check
index 87784ac..fcbd9c0 100755
--- a/bin/plug_ins/Stop/cp_stop_check
+++ b/bin/plug_ins/Stop/cp_stop_check
@@ -114,8 +114,9 @@
         return
 
     print_timen("Checking to see whether REST commands are working.")
-    init_robot_out_parms(get_plug_in_package_name() + ".")
-    lib_file_path = init_robot_file_path("lib/state.py")
+    init_robot_out_parms(get_plug_in_package_name() + "." + pgm_name + ".")
+    lib_file_path = init_robot_file_path("lib/state.py") + ":"\
+        + init_robot_file_path("lib/gen_robot_print.py")
     set_mod_global(lib_file_path)
     timeout = '0 seconds'
     interval = '1 second'