Add torify to EXTRA_DIST

Now that we no longer build it from torify.in, we need to list it
manually.

contrib/include.am

@@ -12,6 +12,7 @@ EXTRA_DIST+= \
 	contrib/tor.ico				\
 	contrib/tor.nsi.in			\
 	contrib/tor.sh				\
+	contrib/torify				\
 	contrib/torctl
 
 bin_SCRIPTS+= contrib/torify