LoongArch: Call irq_find_matching_fwnode get irq domain

LoongArch inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I6BWFP



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Fix patch "LoongArch: Old BPI compatibility"

Signed-off-by: liuyun <liuyun@loongson.cn>
Change-Id: I67c2535a86213e620546889a081511eaa499289a
(cherry picked from commit 901aefa6)