updated admittance params

Author: mhubii

lbr_demos/lbr_demos_advanced_cpp/config/admittance_control.yaml

@@ -1,8 +1,8 @@
-admittance_control:
+/**/admittance_control:
   ros__parameters:
     base_link: "link_0"
     end_effector_link: "link_ee"
     f_ext_th: [2., 2., 2., 0.5, 0.5, 0.5]
-    dq_gains: [2.0, 2.0, 2.0, 2.0, 2.0, 2.0, 2.0]
+    dq_gains: [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0]
     dx_gains: [0.1, 0.1, 0.1, 0.1, 0.1, 0.1]
     exp_smooth: 0.95