refactor(ndt_scan_matcher): rename de-grounded (#827)

* refactor(ndt_scan_matcher): rename de-grounded

Signed-off-by: Yamato Ando <yamato.ando@tier4.jp>

* fix value

Signed-off-by: Yamato Ando <yamato.ando@tier4.jp>

---------

Signed-off-by: Yamato Ando <yamato.ando@tier4.jp>

Author: YamatoAndo

autoware_launch/config/localization/ndt_scan_matcher.param.yaml

@@ -95,9 +95,8 @@
     # Radius of input LiDAR range (used for diagnostics of dynamic map loading)
     lidar_radius: 100.0
 
-    # cspell: ignore degrounded
-    # A flag for using scan matching score based on de-grounded LiDAR scan
-    estimate_scores_for_degrounded_scan: false
+    # A flag for using scan matching score based on no ground LiDAR scan
+    estimate_scores_by_no_ground_points: false
 
     # If lidar_point.z - base_link.z <= this threshold , the point will be removed
     z_margin_for_ground_removal: 0.8