SolaceIO: separate auth and session settings

[bzablocki]

Refactored to separate authentication and session settings, and allow inheritance and overriding of SessionService.

Depends on #32400, waiting for that to be merged

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[github-actions]

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[damccorm]

@bzablocki @Abacn what are next steps on this PR?

[bzablocki]

It's blocked by #32400, waiting for that to be merged. I'll be monitoring it and ping you once it is ready for a review.

[bzablocki]

This PR is unblocked now, @sjvanrossum, would you mind taking a look? :)

[bzablocki]

Hi @Abacn ! Would you mind taking a look a merging if it looks good? @sjvanrossum already reviewed and approved. thanks!

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[bzablocki]

Friendly ping @m-trieu, @chamikaramj or @Abacn :)

[Abacn]

sorry for veing late, however I didn't see a review history for this PR. Coild you please confirm the comment above refer to this PR, and if so reviewer please review in this PR.