Fix typo in new featuremodels

src/var/FeatureModelConfigurator/resources/output/featuremodel.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<specification>
+	<templates name="Burger" />
+	<sensors>
+		<mode param="Custom" />
+		<sensor name="imu" />
+		<sensor name="lds_lfcd_sensor" />
+		<sensor name="realsense_R200" />
+	</sensors>
+</specification>

src/var/FeatureModelConfigurator/resources/output/featuremodel1.xml

@@ -2,7 +2,7 @@
 <specification>
 	<templates name="Burger" />
 	<sensors>
-		<mode param="Custom">
+		<mode param="Custom" />
 		<sensor name="imu" />
 		<sensor name="lds_lfcd_sensor" />
 	</sensors>

src/var/FeatureModelConfigurator/resources/output/featuremodel2.xml

@@ -2,6 +2,6 @@
 <specification>
 	<templates name="Burger" />
 	<sensors>
-		<mode param="NO_CHANGE">
+		<mode param="NO_CHANGE" />
 	</sensors>
 </specification>