x86/kconfig: Fix typo in the CONFIG_CMDLINE_BOOL help text

Signed-off-by: NSébastien Hinderer <Sebastien.Hinderer@ens-lyon.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Samuel Thibault <Samuel.Thibault@ens-lyon.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: NIngo Molnar <mingo@kernel.org>

arch/x86/Kconfig

@@ -2020,7 +2020,7 @@ config CMDLINE_BOOL
 
 	  To compile command line arguments into the kernel,
 	  set this option to 'Y', then fill in the
-	  the boot arguments in CONFIG_CMDLINE.
+	  boot arguments in CONFIG_CMDLINE.
 
 	  Systems with fully functional boot loaders (i.e. non-embedded)
 	  should leave this option set to 'N'.