vmlinux.lds.h: fix the build warning when orc unwind is enabled · Pull Request !5572 · anolis/cloud-kernel

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=23264

If kernel option CONFIG_RANDOMIZE_BASE, CONFIG_UNWINDER_ORC is enabled and CONFIG_LD_ORPHAN_WARN_LEVEL set to "warn", build kernel shows following warning:
   ld: warning: orphan section `.init.orc_unwind' from `arch/arm64/kernel/pi/kaslr_early.pi.o' being placed in section `.init.orc_unwind'
    ld: warning: orphan section `.init.orc_unwind_ip' from `arch/arm64/kernel/pi/kaslr_early.pi.o' being placed in section `.init.orc_unwind_ip'
    ld: warning: orphan section `.init.orc_unwind' from `arch/arm64/kernel/pi/lib-fdt.pi.o' being placed in section `.init.orc_unwind'
    ld: warning: orphan section `.init.orc_unwind_ip' from `arch/arm64/kernel/pi/lib-fdt.pi.o' being placed in section `.init.orc_unwind_ip'

This warning was introduced by commit: 52f25c2f48ac49a9a831e53853e586f5752d88c5
    which cherry-picked:
    https://lore.kernel.org/lkml/20230202074036.507249-1-madvenka@linux.microsoft.com

Fixed the issue by introduce the sections for .init.orc*

类型	指派人员	状态
审查	xunlei	已完成 (0/0人)
测试	小龙已测试通过	已完成 (1/1人)

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