sw64: adjust make rules to avoid compile error

Sunway inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I56OLG



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Fix compile errors when CONFIG_NUMA or CONFIG_SPARSEMEM is not set.
Some make rules are changed to avoid potential compile errors.

Signed-off-by: Mao Minkai <maominkai@wxiat.com>
Signed-off-by: Gu Zitao <guzitao@wxiat.com>