Planning: modified BUILD for test in CI.

modules/planning/tasks/dp_st_speed/BUILD

@@ -88,6 +88,9 @@ cc_test(
     srcs = [
         "dp_st_graph_test.cc",
     ],
+    data = [
+        "//modules/planning:planning_conf",
+    ],
     deps = [
         ":dp_st_graph",
         "//modules/planning/proto:planning_config_proto",

modules/planning/tasks/dp_st_speed/dp_st_graph_test.cc

@@ -37,6 +37,7 @@ class DpStGraphTest : public ::testing::Test {
   virtual void SetUp() {
     // dp_config_
     PlanningConfig config;
+    FLAGS_planning_config_file = "modules/planning/conf/planning_config.pb.txt";
     CHECK(apollo::common::util::GetProtoFromFile(FLAGS_planning_config_file,
                                                  &config));
     dp_config_ = config.em_planner_config().dp_st_speed_config();