Increase moon space low to be more Principia-friendly (#301)

Author: Capkirk123

GameData/RealSolarSystem/RSSKopernicus/Earth/Moon.cfg

@@ -174,7 +174,7 @@
 				inSpaceHighDataValue = 2.5
 				recoveryValue = 3.5
 				flyingAltitudeThreshold = 7000
-				spaceAltitudeThreshold = 200000
+				spaceAltitudeThreshold = 250000
 			}
 
 		}