update paths to match xcache2

etc/systemd/nspawn/xcache.nspawn

 [Files]
-Bind=/srv/data/xrootd
+Bind=/srv/xcache
 Bind=/var/spool/xrootd
 Bind=/var/run/xrootd
 BindReadOnly=/etc/grid-security

etc/xrootd/xcache.cfg

@@ -3,9 +3,22 @@
 all.adminpath /var/spool/xrootd
 all.pidpath   /var/run/xrootd
 
-oss.localroot /srv/data/xrootd/namespace
-oss.space meta /srv/data/xrootd/xrdcinfos
-oss.space data /srv/data/xrootd/data
+oss.localroot /srv/xcache/namespace
+oss.space meta /srv/xcache/xrdcinfos
+oss.space data /srv/xcache/a
+oss.space data /srv/xcache/b
+oss.space data /srv/xcache/c
+oss.space data /srv/xcache/d
+oss.space data /srv/xcache/e
+oss.space data /srv/xcache/g
+oss.space data /srv/xcache/f
+oss.space data /srv/xcache/h
+oss.space data /srv/xcache/j
+oss.space data /srv/xcache/i
+oss.space data /srv/xcache/n
+oss.space data /srv/xcache/k
+oss.space data /srv/xcache/l
+oss.space data /srv/xcache/m
 
 all.export /atlas/rucio stage r/o
 all.export /root:/      stage r/o