arch: & kernel: Updated Kconfigs to remove errors in html generation

This patch updates some help sections to remove the "ERROR:
Unexpected indentation" messages during hmtl documentation
generation.

Change-Id: Idcdc17727b921b6145f9eb28d85975ceca273ce2
Signed-off-by: Yannis Damigos <giannis.damigos@gmail.com>

arch/arc/Kconfig

@@ -97,6 +97,7 @@ config	NUM_REGULAR_IRQ_PRIO_LEVELS
 	 This represents the number of Regular Interrupt priorities, which
 	 does NOT include the Fast (FIRQ) priority.
 	 The Regular Interrupt priorities available will be
+
 	  (NUM_IRQ_PRIO_LEVELS - NUM_REGULAR_IRQ_PRIO_LEVELS) to
 	  (NUM_REGULAR_IRQ_PRIO_LEVELS - 1).
 
@@ -157,6 +158,7 @@ config NSIM
 	default n
 	help
 	For running on nSIM simulator.
+
 	a) Uses non-XIP to run in RAM.
 	b) Linked at address 0x4000 with 0x4000 of RAM so that it works with
 	   a pc_size of 16 (default).
@@ -220,6 +222,7 @@ config  IRQ_VECTOR_TABLE_CUSTOM
 	  the least overhead when handling an interrupt.
 
 	  Downsides:
+
 	  - ISRs cannot have a parameter
 	  - ISRs cannot be connected at runtime
 	  - ISRs must notify the kernel manually by invoking _ExcExit() when

arch/arm/core/cortex_m/Kconfig

@@ -186,6 +186,7 @@ config IRQ_VECTOR_TABLE_CUSTOM
 	the least overhead when handling an interrupt.
 
 	Downsides:
+
 	- ISRs cannot have a parameter
 	- ISRs cannot be connected at runtime
 	- ISRs must notify the kernel manually by invoking _IntExit() when

kernel/Kconfig

@@ -153,6 +153,7 @@ config KERNEL_EVENT_LOGGER_SLEEP
 	help
 	Enable low power condition event messages. These messages provide the
 	following information:
+
 		- When the CPU went to sleep mode.
 		- When the CPU woke up.
 		- The ID of the interrupt that woke the CPU up.

kernel/microkernel/Kconfig

@@ -163,6 +163,7 @@ config  TASK_MONITOR_MASK
 	This option specifies which task execution activities are captured
 	in the task monitor's trace buffer. The following values can be
 	OR-ed together to form the mask:
+
 		1 (MON_TSWAP): task switch
 		2 (MON_STATE): task state change
 		4 (MON_KSERV): task execution of kernel APIs