Update project-zomboidconfig.json (#1571)

Author: Greelan

project-zomboidconfig.json

@@ -541,7 +541,7 @@
         "Keywords": "save,interval,SaveWorldEveryMinutes",
         "FieldName": "SaveWorldEveryMinutes",
         "InputType": "number",
-        "MinValue": "100",
+        "MinValue": "0",
         "MaxValue": "2147483647",
         "IsFlagArgument": false,
         "ParamFieldName": "SaveWorldEveryMinutes",