Allows httpx client timeout values to be set

[emerzon]

Description

This allows the httpx client timeout values to be customized.

How Has This Been Tested?

[Indexing done after change]

Accepted Risk

[N/A]

Related Issue(s)

Fixes #2458

Checklist:

• [ ] All of the automated tests pass
• [ ] All PR comments are addressed and marked resolved
• [ ] If there are migrations, they have been rebased to latest main
• [ ] If there are new dependencies, they are added to the requirements
• [ ] If there are new environment variables, they are added to all of the deployment methods
• [ ] If there are new APIs that don't require auth, they are added to PUBLIC_ENDPOINT_SPECS
• [ ] Docker images build and basic functionalities work
• [ ] Author has done a final read through of the PR right before merge

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