Documentation: Fix counter name of mlx5 vnic reporter

Fix counter name in documentation of mlx5 vnic health reporter diagnose
output: total_error_queues.

While here fix alignment in the documentation file of another counter,
comp_eq_overrun, as it should have its own line and not be part of
another counter's description.

Example:
$ devlink health diagnose  pci/0000:00:04.0 reporter vnic
 vNIC env counters:
    total_error_queues: 0 send_queue_priority_update_flow: 0
    comp_eq_overrun: 0 async_eq_overrun: 0 cq_overrun: 0
    invalid_command: 0 quota_exceeded_command: 0
    nic_receive_steering_discard: 0

Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

Documentation/networking/devlink/mlx5.rst

@@ -250,7 +250,7 @@ them in realtime.
 
 Description of the vnic counters:
 
-- total_q_under_processor_handle
+- total_error_queues
         number of queues in an error state due to
         an async error or errored command.
 - send_queue_priority_update_flow
@@ -259,7 +259,8 @@ Description of the vnic counters:
         number of times CQ entered an error state due to an overflow.
 - async_eq_overrun
         number of times an EQ mapped to async events was overrun.
-        comp_eq_overrun number of times an EQ mapped to completion events was
+- comp_eq_overrun
+        number of times an EQ mapped to completion events was
         overrun.
 - quota_exceeded_command
         number of commands issued and failed due to quota exceeded.