Issue:
refactor(redis_interface): remove the `Drop` implementation on `RedisConnectionPool`

## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [ ] Bugfix
- [ ] New feature
- [ ] Enhancement
- [x] Refactoring
- [ ] Dependency updates
- [ ] Documentation
- [ ] CI/CD

## Description
<!-- Describe your changes in detail -->
This PR drops the `Drop` implementation (pun intended) on `RedisConnectionPool`.

## Motivation and Context
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Why is this change required? What problem does it solve?
If it fixes an open issue, please link to the issue here.

If you don't have an issue, we'd recommend starting with one first so the PR
can focus on the implementation (unless its an obvious bug or documentation fix
that will have little conversation).
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Fixes #1782.

## How did you test it?
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Did you write an integration/unit/API test to verify the code changes?
Or did you test this change manually (provide relevant screenshots)?
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Locally, with both a standalone Redis instance and a Redis cluster setup with Docker Compose.

## Checklist
<!-- Put an `x` in the boxes that apply -->

- [x] I formatted the code `cargo +nightly fmt --all`
- [x] I addressed lints thrown by `cargo clippy`
- [x] I reviewed submitted code
- [ ] I added unit tests for my changes where possible
- [ ] I added a [CHANGELOG](/CHANGELOG.md) entry if applicable


Resolution:
<think>
PR Context:
- Title: fix(redis_interface): add back Redis pool connect step
- Merged: 2023-07-25T14:42:14Z
- Files changed: 1 files
- Commits: 1 commits

Implementation approach:
## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [x] Bugfix
- [ ] New feature
- [ ] Enhancement
- [ ] Refactoring
- [ ] Dependency updates
- [ ] Documentation
- [ ] CI/CD

## Description
<!-- Describe your changes in detail -->
This PR fixes a bug introduced in #1786 with Redis connection pool connections never being set up on startup.

## Motivation and Context
<!--
Why is this change required? What problem does it solve?
If it fixes an open issue, please link 
</think>

To implement this, you'll need to modify:


**Detailed Implementation:**


**Commit 1:** fix(redis_interface): add back Redis pool connect step (#1789)
Files to modify:


**crates/redis_interface/src/lib.rs**
  Modify existing code