Fix summary display

[imuqtadir]

Fix summary display. We don't require numbering as this is a boolean (yes/no) confirmation.

Sample display:

Please confirm if you would like to launch instance with following options:

+--------------------------------------+---------------------------------------------------+
| Region                               | us-west-2                                         |
+--------------------------------------+---------------------------------------------------+
| VPC                                  | XYZ VPC(vpc-0sa9cc174360671a1)                    |
+--------------------------------------+---------------------------------------------------+
| Subnet                               | ABCDE Headnode Subnet 1(subnet-0f32cc816072ca44a) |
+--------------------------------------+---------------------------------------------------+
| Instance Type                        | m5.xlarge                                         |
+--------------------------------------+---------------------------------------------------+
| Image                                | ami-07a0da1997b55babc                             |
+--------------------------------------+---------------------------------------------------+
| Security Group                       | sg-0537aaaf28ebd11bd                              |
+--------------------------------------+---------------------------------------------------+
| Keep EBS Volume(s) After Termination | false                                             |
+--------------------------------------+---------------------------------------------------+
| Auto Termination Timer in Minutes    | 1                                                 |
+--------------------------------------+---------------------------------------------------+
| EBS Volumes                          | /dev/xvda(gp2): 8 GiB                             |
+--------------------------------------+---------------------------------------------------+
[ yes / no ]
Your Choice >>

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[haugenj]

😍