contrib: update example configs

- check command removed
- disable modules by default (void)
- OpenSSH requires absolute path (void)
- Read keymap from env (alpine)
- minor cleanup/reordering for consistency

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

contrib/alpine/finit.d/available/keymap.conf

@@ -1,2 +1,2 @@
 # Oneshot task to run once at bootstrap
-task [S] zcat /etc/keymap/se.bmap.gz | loadkmap -- Loading keymap
+task [S] env:/etc/conf.d/loadkmap zcat $KEYMAP | loadkmap -- Loading keymap