Update gpCAM to cover test points

Author: shuds13

libensemble/tests/regression_tests/test_gpCAM.py

@@ -65,8 +65,14 @@
             gen_specs["gen_f"] = persistent_gpCAM_simple
             num_batches = 10
             exit_criteria = {"sim_max": num_batches * batch_size, "wallclock_max": 300}
+            libE_specs["save_every_k_gens"] = 150
+            libE_specs["H_file_prefix"] = "gpCAM_nongrid"
         if inst == 1:
             gen_specs["user"]["use_grid"] = True
+            gen_specs["user"]["test_points_file"] = "gpCAM_nongrid_after_gen_150.npy"
+            libE_specs["final_gen_send"] = True
+            del libE_specs["H_file_prefix"]
+            del libE_specs["save_every_k_gens"]
         elif inst == 2:
             gen_specs["gen_f"] = persistent_gpCAM_ask_tell
             num_batches = 3  # Few because the ask_tell gen can be slow