Update achievement notification message for custom settings

Author: FloPinguin

resources/lang/en.json

@@ -209,7 +209,7 @@
     "disable_nukes": "Disable Nukes",
     "enables_title": "Enable Settings",
     "start": "Start Game",
-    "options_changed_no_achievements": "Options changed, no achievements possible",
+    "options_changed_no_achievements": "Custom settings – achievements disabled",
     "gold_multiplier": "Gold multiplier",
     "gold_multiplier_placeholder": "2.0x",
     "starting_gold": "Starting gold",