Fixing PLIST in Python3.6

[D'Arcy Cain <darcy%NetBSD.org@localhost>]

I would like to commit the following change.  Are there any systems
where dbm.so is still being built and installed?

RCS file: /cvsroot/pkgsrc/lang/python36/PLIST,v
retrieving revision 1.9
diff -u -u -r1.9 PLIST
--- PLIST       19 Dec 2017 09:37:14 -0000      1.9
+++ PLIST       29 Jan 2018 21:13:46 -0000
@@ -1833,7 +1833,6 @@
 lib/python${PY_VER_SUFFIX}/lib-dynload/_ctypes.so
 lib/python${PY_VER_SUFFIX}/lib-dynload/_ctypes_test.so
 lib/python${PY_VER_SUFFIX}/lib-dynload/_datetime.so
-lib/python${PY_VER_SUFFIX}/lib-dynload/_dbm.so
 lib/python${PY_VER_SUFFIX}/lib-dynload/_decimal.so
 lib/python${PY_VER_SUFFIX}/lib-dynload/_hashlib.so
 lib/python${PY_VER_SUFFIX}/lib-dynload/_heapq.so

-- 
D'Arcy J.M. Cain <darcy%NetBSD.org@localhost>
http://www.NetBSD.org/ IM:darcy%Vex.Net@localhost