Kconfig: Remove hotplug enable hints in CONFIG_KEXEC help texts

commit 40b313608ad4ea655addd2ec6cdd106477ae8e15 ("Finally eradicate
CONFIG_HOTPLUG") removed remaining references to CONFIG_HOTPLUG, but missed
a few plain English references in the CONFIG_KEXEC help texts.

Remove them, too.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 37c0f4e..24772f4 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -2064,8 +2064,7 @@
 
 	  It is an ongoing process to be certain the hardware in a machine
 	  is properly shutdown, so do not be surprised if this code does not
-	  initially work for you.  It may help to enable device hotplugging
-	  support.
+	  initially work for you.
 
 config ATAGS_PROC
 	bool "Export atags in procfs"