classes: tar 1.27 fixes

tar version 1.27 returns:

tar: --same-order option cannot be used with -c

with the commandlines we have been using. We can remove the -s option (which
is --same-order) to remove the error.

(From OE-Core rev: 3d5a6d0a480a0fa98260a3b3ffc71b8d9e3e58af)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes/package.bbclass

@@ -458,7 +458,7 @@ python perform_packagecopy () {
     # Start by package population by taking a copy of the installed
     # files to operate on
     # Preserve sparse files and hard links
-    cmd = 'tar -cf - -C %s -ps . | tar -xf - -C %s' % (dest, dvar)
+    cmd = 'tar -cf - -C %s -p . | tar -xf - -C %s' % (dest, dvar)
     (retval, output) = oe.utils.getstatusoutput(cmd)
     if retval:
         bb.fatal("file copy failed with exit code %s (cmd was %s)%s" % (retval, cmd, ":\n%s" % output if output else ""))