Fix PATCHORIG docs in bsd.port.mk

Hi,

PATCHORIG now defaults to `.orig.port`. This diff corrects the docs in
bsd.port.mk(5).

(I removed the part about a distfile already containing files with that suffix,
as it seems highly unlikely to happen now. Can bring it back if anyone objects)

OK?

Index: bsd.port.mk.5
===================================================================
RCS file: /cvs/src/share/man/man5/bsd.port.mk.5,v
retrieving revision 1.576
diff -u -p -r1.576 bsd.port.mk.5
--- bsd.port.mk.5 19 Feb 2023 14:37:54 -0000 1.576
+++ bsd.port.mk.5 4 Apr 2023 21:34:31 -0000
@@ -2415,12 +2415,7 @@ to re-generate
.Pa ${PATCHDIR}/${PATCH_LIST}
by looking for files using this suffix.
Defaults to
-.Pa .orig .
-For a port that already contains
-.Pa .orig
-files in the ${DISTFILES},
-set this to something else, such as
-.Pa .pat.orig .
+.Pa .orig.port .
See also
.Cm distpatch ,
.Ev DISTORIG .

--
Best Regards
Edd Barrett

https://www.theunixzoo.co.uk