VIPSUTV-369 Fikse test for getModelName

java.lang.NumberFormatException: For input string: "15,22"

	at java.base/jdk.internal.math.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:2054)
	at java.base/jdk.internal.math.FloatingDecimal.parseDouble(FloatingDecimal.java:110)
	at java.base/java.lang.Double.parseDouble(Double.java:543)
	at java.base/java.lang.Double.valueOf(Double.java:506)
	at no.nibio.model.maizepheno.MaizePhenologyModel.getResult(MaizePhenologyModel.java:95)
	at no.nibio.model.maizepheno.MaizePhenologyModelTest.testGetResult(MaizePhenologyModelTest.java:79)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
...