modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/Documentation/ABI/testing/sysfs-profiling
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..
@@ -5,7 +5,7 @@
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 		/sys/kernel/profiling is the runtime equivalent
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 		of the boot-time profile= option.
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-		You can get the same effect running:
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+		You can get the same effect running::
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 			echo 2 > /sys/kernel/profiling
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