TerraME#16 update Dam Model

Author: ZuckUFOP

tests/Dam.lua

@@ -7,13 +7,13 @@ return{
 
 		model:run()
 
-		unitTest:assertSnapshot(model.chart, "Dam-chart-1.bmp", 0.15)
+		unitTest:assertSnapshot(model.chart, "Dam-chart-1.bmp", 0.16)
 
 		model = Dam{countYear = true}
 
 		model:run()
 
-		unitTest:assertSnapshot(model.chart, "Dam-chart-2.bmp", 0.12)
+		unitTest:assertSnapshot(model.chart, "Dam-chart-2.bmp", 0.17)
 	end,
 }