Update to the manual.


Index: ppp.4
===================================================================
RCS file: /cvs/src/share/man/man4/ppp.4,v
retrieving revision 1.16
diff -u -p -r1.16 ppp.4
--- ppp.4	28 Jul 2015 14:31:50 -0000	1.16
+++ ppp.4	18 Feb 2024 19:51:21 -0000
@@ -80,11 +80,3 @@ The
 .Nm
 device appeared in
 .Ox 1.2 .
-.Sh BUGS
-Currently, only the
-.Xr ip 4
-protocol is supported by this device.
-Note that the
-.Xr pppoe 4
-device does support
-.Xr ip6 4 .