arm64: Kconfig: fix duplicate word in CMDLINE help text

Remove duplicate 'the' in the CMDLINE config help text.

Signed-off-by: Michael Ugrin <[email protected]>
Signed-off-by: Catalin Marinas <[email protected]>

Author: m00grin

arch/arm64/Kconfig

@@ -2346,7 +2346,7 @@ config CMDLINE
 	default ""
 	help
 	  Provide a set of default command-line options at build time by
-	  entering them here. As a minimum, you should specify the the
+	  entering them here. As a minimum, you should specify the
 	  root device (e.g. root=/dev/nfs).
 
 choice