fix dwb linear granularity default

Signed-off-by: EricoMeger <ericomeger9@gmail.com>

Author: EricoMeger

configuration/packages/dwb-plugins/standard_traj_generator.rst

@@ -46,7 +46,7 @@ Parameters
   ====== =======
   Type   Default
   ------ -------
-  double 0.5
+  double 0.05
   ====== =======
 
     Description