Set speeds for mini roundabouts in car and bike profile

profiles/bicycle.lua

@@ -18,6 +18,7 @@ local default_speed = 15
 local walking_speed = 6
 
 bicycle_speeds = {
+  ["mini_roundabout"] = default_speed,
   ["cycleway"] = default_speed,
   ["primary"] = default_speed,
   ["primary_link"] = default_speed,

profiles/car.lua

@@ -16,6 +16,7 @@ restriction_exception_tags = { "motorcar", "motor_vehicle", "vehicle" }
 suffix_list = { "N", "NE", "E", "SE", "S", "SW", "W", "NW", "North", "South", "West", "East" }
 
 speed_profile = {
+  ["mini_roundabout"] = 25,
   ["motorway"] = 90,
   ["motorway_link"] = 45,
   ["trunk"] = 85,