Size of cities zero does not disable roads

[tyzegt]

Describe the bug

Size of cities zero does not disable roads

Steps To Reproduce

1. Generate new world with "Size of cities" parameter set to 0
2. Reveal map
3. Locate single long road

Expected behavior

World must be generated with no roads

Screenshots

Versions and configuration

• OS: Windows
  • OS Version: 10.0 2009
• Game Version: f2f9fea [64-bit]
• Graphics Version: Tiles
• Game Language: English [en_US]
• Mods loaded: [
  Bright Nights [dda],
  Disable NPC Needs [no_npc_food],
  Simplified Nutrition [novitamins],
  Elevated bridges [elevated_bridges],
  Stats Through Kills [stats_through_kills],
  Stats Through Skills [StatsThroughSkills],
  SpeedyDex [speedydex]
  ]