switch ufs to ->evict_inode()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --cc fs/ufs/ialloc.c
Simple merge

diff --cc fs/ufs/inode.c
Simple merge

diff --cc fs/ufs/super.c
Simple merge

diff --cc fs/ufs/ufs.h
Simple merge