docs: cleanup cmsis RTOS api docs

Fix formatting of the CMSIS RTOS APIs.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

doc/guides/portability/cmsis_rtos_v2.rst

@@ -14,72 +14,74 @@ Features not supported in Zephyr implementation
 ***********************************************
 
 Kernel
-   osKernelGetState, osKernelSuspend, osKernelResume, osKernelInitialize
-   and osKernelStart are not supported.
+   ``osKernelGetState``, ``osKernelSuspend``, ``osKernelResume``, ``osKernelInitialize``
+   and ``osKernelStart`` are not supported.
 
 Mutex
-   osMutexPrioInherit is supported by default and is not configurable,
+   ``osMutexPrioInherit`` is supported by default and is not configurable,
    you cannot select/unselect this attribute.
-   osMutexRecursive is also supported by default. If this attribute is
+
+   ``osMutexRecursive`` is also supported by default. If this attribute is
    not set, an error is thrown when the same thread tries to acquire
    it the second time.
-   osMutexRobust is not supported in Zephyr.
+
+   ``osMutexRobust`` is not supported in Zephyr.
 
 Return values not supported in the Zephyr implementation
 ********************************************************
 
-osKernelUnlock, osKernelLock, osKernelRestoreLock
-   osError (Unspecified error) is not supported.
+``osKernelUnlock``, ``osKernelLock``, ``osKernelRestoreLock``
+   ``osError`` (Unspecified error) is not supported.
 
-osSemaphoreDelete
-   osErrorResource (the semaphore specified by parameter
+``osSemaphoreDelete``
+   ``osErrorResource`` (the semaphore specified by parameter
    semaphore_id is in an invalid semaphore state) is not supported.
 
-osMutexDelete
-   osErrorResource (mutex specified by parameter mutex_id
+``osMutexDelete``
+   ``osErrorResource`` (mutex specified by parameter mutex_id
    is in an invalid mutex state) is not supported.
 
-osTimerDelete
-   osErrorResource (the timer specified by parameter timer_id
+``osTimerDelete``
+   ``osErrorResource`` (the timer specified by parameter timer_id
    is in an invalid timer state) is not supported.
 
-osMessageQueueReset
-   osErrorResource (the message queue specified by
+``osMessageQueueReset``
+   ``osErrorResource`` (the message queue specified by
    parameter msgq_id is in an invalid message queue state)
    is not supported.
 
-osMessageQueueDelete
-   osErrorResource (the message queue specified by
+``osMessageQueueDelete``
+   ``osErrorResource`` (the message queue specified by
    parameter msgq_id is in an invalid message queue state)
    is not supported.
 
-osMemoryPoolFree
-   osErrorResource (the memory pool specified by
+``osMemoryPoolFree``
+   ``osErrorResource`` (the memory pool specified by
    parameter mp_id is in an invalid memory pool state) is
    not supported.
 
-osMemoryPoolDelete
-   osErrorResource (the memory pool specified by
+``osMemoryPoolDelete``
+   ``osErrorResource`` (the memory pool specified by
    parameter mp_id is in an invalid memory pool state) is
    not supported.
 
-osEventFlagsSet, osEventFlagsClear
-   osFlagsErrorUnknown (Unspecified error)
+``osEventFlagsSet``, ``osEventFlagsClear``
+   ``osFlagsErrorUnknown`` (Unspecified error)
    and osFlagsErrorResource (Event flags object specified by
    parameter ef_id is not ready to be used) are not supported.
 
-osEventFlagsDelete
-   osErrorParameter (the value of the parameter ef_id is
+``osEventFlagsDelete``
+   ``osErrorParameter`` (the value of the parameter ef_id is
    incorrect) is not supported.
 
-osThreadFlagsSet
-   osFlagsErrorUnknown (Unspecified error) and
-   osFlagsErrorResource (Thread specified by parameter
+``osThreadFlagsSet``
+   ``osFlagsErrorUnknown`` (Unspecified error) and
+   ``osFlagsErrorResource`` (Thread specified by parameter
    thread_id is not active to receive flags) are not supported.
 
-osThreadFlagsClear
-   osFlagsErrorResource (Running thread is not active to
+``osThreadFlagsClear``
+   ``osFlagsErrorResource`` (Running thread is not active to
    receive flags) is not supported.
 
-osDelayUntil
-   osParameter (the time cannot be handled) is not supported.
+``osDelayUntil``
+   ``osParameter`` (the time cannot be handled) is not supported.