Remove spurious transition from Julian to Gregorian for country

"Latin".

Arguably the entire -p option should be removed.  It shows only a few
countries, and it doesn't have any relationship with the rest of the
program.

PR:		244801
Submitted by:	grog@
Reported by:	Hamid Ali

usr.bin/ncal/ncal.c

@@ -95,7 +95,6 @@ static struct djswitch {
 	{"IT", "Italy",         {1582, 10,  4}},
 	{"JP", "Japan",         {1918, 12, 18}},
 	{"LI", "Lithuania",     {1918,  2,  1}},
-	{"LN", "Latin",         {9999, 05, 31}},
 	{"LU", "Luxembourg",    {1582, 12, 14}},
 	{"LV", "Latvia",        {1918,  2,  1}},
 	{"NL", "Netherlands",   {1582, 12, 14}},