Remove wrong seq entry (#1488)

I don't know why it ended up there in the first place.

Author: urfeex

ur_robot_driver/test/integration_test_force_mode.py

@@ -156,7 +156,7 @@ def run_force_mode(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "tool0_controller")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "tool0_controller")
         frame_stamp = PoseStamped()
         frame_stamp.header = header
         frame_stamp.pose = task_frame_pose
@@ -359,7 +359,7 @@ def test_illegal_force_mode_types(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "base")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "base")
         header.stamp.sec = int(time.time()) + 1
         header.stamp.nanosec = 0
         frame_stamp = PoseStamped()
@@ -401,7 +401,7 @@ def test_illegal_task_frame(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "base")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "base")
         header.stamp.sec = int(time.time()) + 1
         header.stamp.nanosec = 0
         frame_stamp = PoseStamped()
@@ -443,7 +443,7 @@ def test_start_force_mode_on_inactive_controller_fails(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "base")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "base")
         header.stamp.sec = int(time.time()) + 1
         header.stamp.nanosec = 0
         frame_stamp = PoseStamped()
@@ -476,7 +476,7 @@ def test_deactivating_controller_stops_force_mode(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "base")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "base")
         header.stamp.sec = int(time.time()) + 1
         header.stamp.nanosec = 0
         frame_stamp = PoseStamped()
@@ -570,7 +570,7 @@ def test_params_out_of_range_fails(self, tf_prefix):
         task_frame_pose = Pose()
         task_frame_pose.position = point
         task_frame_pose.orientation = orientation
-        header = std_msgs.msg.Header(seq=1, frame_id=tf_prefix + "base")
+        header = std_msgs.msg.Header(frame_id=tf_prefix + "base")
         header.stamp.sec = int(time.time()) + 1
         header.stamp.nanosec = 0
         frame_stamp = PoseStamped()