[SHEL-1281] Remove UFO Photo from Seat Maps

[bsl782]

Jira: SHEL-1281

Why / What

This PR removes the UFO image and alien mentions.

Testing

I tested this code manually.

Reviewer Checklist (To be edited and marked by approver)

After approving the PR, the reviewer should check the boxes below. See the Reviewer Checklist company standard for more info on these bullet points.

• Do you understand the reasoning behind the need for the changes?
• Given only new or existing tests*, do you feel confident that all changes work as intended and solve the problem at hand?
• Are all success and failure paths accounted for in the tests? If not, are the omissions explained/justified?
• If coverage ignores are present, is justification provided inline (or linked to) or is a link to a ticket to address in the future provided?
• Are you willing to accept the same responsibility for this code as the author?

*If existing tests, requester should point out what applies

PR Code Coverage

• Changeset: XX%
• Overall: XX%

Measure with bin/test_cov or some other means. You can find html coverage levels in coverage/index.html or in stdout.

After a successful test run, you can also see calculated and merged coverage, per branch, on Grafana