updated number of updates in the command account event-detail

[edsonarios]

Issue link: #1608

softlayer-python/ (issue1608) $ slcli account event-detail IdEvent
:.................................................................:
:            VPC Frankfurt Network Maintenance - Zone 2           :
:........:........:.........:..................:..................:
:   Id   : Status :   Type  :      Start       :       End        :
:........:........:.........:..................:..................:
: --- : Active : PLANNED : 2022-04-07 18:30 : 2022-04-08 00:00 :
:........:........:.........:..................:..................:
:......:....:..........:...........:.......:
: Type : Id : Hostname : PrivateIp : Label :
:......:....:..........:...........:.......:
:......:....:..........:...........:.......:
======= Update #1 on 2022-03-24 11:31 =======
The VPC network maintenance window for the Frankfurt availability zone 2 is rescheduled due to unforeseen circumstance. The updated day and time window for the maintenan
ce:
 

FRA availability zone 2 was originally scheduled for March 25th 00:30 UTC to March 25th at 06:00 UTC will now be conducted between April 8th 00:30 UTC to April 8th at 06
:00 UTC


We apologize in advance for any inconvenience this might cause as we continue to add VPC features and improve security and stability. If you have any questions, please r
each out to customer support and we would be glad to assist you.

[caberos]

LGTM

[BrianSantivanez]

Looks good to me