Reset workload test conf file so make check works

tests/workload/codes-workload-test.conf

-PARAMS
-{
-    workload_type = "bgp_io_workload";
-    io_kernel_meta_path = "/home/shane/software/codes/wkld_test/meta.txt";
-    bgp_config_file = "/home/shane/software/codes/wkld_test/bgp.base.config.txt";
-    rank_count = "8";
-}
-
 #PARAMS
 #{
-#    workload_type = "test";
+#    workload_type = "bgp_io_workload";
+#    io_kernel_meta_path = "/home/shane/software/codes/wkld_test/meta.txt";
+#    bgp_config_file = "/home/shane/software/codes/wkld_test/bgp.base.config.txt";
+#    rank_count = "8";
 #}
 
+PARAMS
+{
+    workload_type = "test";
+}
+
 #PARAMS
 #{
 #    workload_type = "darshan_io_workload";