Cataclysm-DDA experimental build 2024-04-25-0240

What's Changed

• Make the game angry if luminance is defined as the default value by @Karol1223 in #72995
• A brief digression to improve Isherwood dialogue by @I-am-Erk in #73153
• [Sky Island] Add buildable north chamber missions and mapgen by @Standing-Storm in #73241
• Fix typo that made abandoned cabins and nursing home labs much more common by @kevingranade in #73248
• Weekly Changelog 2024-03-29 to 2024-04-05 by @kevingranade in #72840

Full Changelog: cdda-experimental-2024-04-25-0021...cdda-experimental-2024-04-25-0240