LoxiLB: remove workaround in loxilbconfig.cgi

now loxilb is upgraded to 0.9.4, it fixes:
https://github.com/vincentmli/BPFire/issues/25

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>

html/cgi-bin/loxilbconfig.cgi

@@ -167,7 +167,6 @@ if ($settings{'ACTION'} eq $Lang::tr{'add'}) {
 	}
 
 	if ($settings{'EN'} eq 'on') {
-		&DeleteLB(%settings);
 		&CreateLB(%settings);
 	}