Fix bug #14938

cli_rename() was missing code to set cli->raw_status for SMB2 in the same way as is done in cli_unlink(), cli_mkdir(), cli_rmdir() and cli_chkpath().

Adds regression test with knownfail to show the problem (then remove knownfail after the fix).

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14938

Passes ci.