[sumologicexporter]: validate maximum timeout

[sumo-drosiek]

Component(s)

exporter/sumologic

Is your feature request related to a problem? Please describe.

We claim that the maximum timeout value is 55s, but as far as I see we do not validate it

Describe the solution you'd like

We should add validation and unit tests for the timeout value

Describe alternatives you've considered

No response

Additional context

Outcome of the following: #33021 (comment)

[github-actions]

Pinging code owners for exporter/sumologic: @aboguszewski-sumo @kkujawa-sumo @mat-rumian @rnishtala-sumo @sumo-drosiek @swiatekm-sumo. See Adding Labels via Comments if you do not have permissions to add labels yourself.