chore: Refetch sdk pool onchain data periodically

[garethfuller]

Description

We want to keep the onchain data of pools as up-to-date as possible in the join/exit flows. This PR adds periodic refetching of the relevant SDK pool.

Type of change

• Other

Checklist:

• I have performed a self-review of my own code
• I have requested at least 1 review (If the PR is significant enough, use best judgement here)
• I have commented my code where relevant, particularly in hard-to-understand areas
• If package-lock.json has changes, it was intentional.
• The base of this PR is master if hotfix, develop if not

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  • https://app.asana.com/0/0/1204969141314028

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