disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/COPYING
..
..
@@ -16,3 +16,5 @@
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 	Documentation/process/license-rules.rst
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 for more details.
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+
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+All contributions to the Linux Kernel are subject to this COPYING file.