Updating UI strings for clarity.

com.unity.perception/Editor/GroundTruth/LabelingConfigurationEditor.cs

             var autoAssignIdsProperty = serializedObject.FindProperty(nameof(LabelingConfiguration.AutoAssignIds));
             using (var change = new EditorGUI.ChangeCheckScope())
             {
-                EditorGUILayout.PropertyField(autoAssignIdsProperty);
+                EditorGUILayout.PropertyField(autoAssignIdsProperty, new GUIContent("Auto Assign IDs"));
                 if (change.changed && autoAssignIdsProperty.boolValue)
                     AutoAssignIds();
             }
                 using (var change = new EditorGUI.ChangeCheckScope())
                 {
                     var startingLabelIdProperty = serializedObject.FindProperty(nameof(LabelingConfiguration.StartingLabelId));
-                    EditorGUILayout.PropertyField(startingLabelIdProperty);
+                    EditorGUILayout.PropertyField(startingLabelIdProperty, new GUIContent("Starting Label ID"));
                     if (change.changed)
                         AutoAssignIds();
                 }

com.unity.perception/Runtime/GroundTruth/Labeling/StartingLabelId.cs

         /// <summary>
         /// Start label id assignment at 0
         /// </summary>
+        [InspectorName("0")]
+        [InspectorName("1")]
         One
     }
 }