Comment typofix "claculated" -> "calculated"


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@25563 a0f10bec-cc02-0410-94fc-a9cfff90b4cd
Corrected comment as settler_want is nowadays calculated in aicity.c


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@25565 a0f10bec-cc02-0410-94fc-a9cfff90b4cd