tools: Fix a typo in kernel-chktaint

This patch fixes a spelling typo in kernel-chktaint

Signed-off-by: Masanari Iida <[e-mail]>
Acked-by: Randy Dunlap <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jonathan Corbet <[e-mail]>

tools/debugging/kernel-chktaint

···
 	elif  [ $1 -ge 0 ] 2>/dev/null ; then
 		taint=$1
 	else
-		echo "Error: Parameter '$1' not a positive interger. Aborting." >&2
+		echo "Error: Parameter '$1' not a positive integer. Aborting." >&2
 		exit 1
 	fi
 else