Y24-037 UAT Update - Cell Count Spot Checking

[yoldas]

Closes #

Changes proposed in this pull request

• Update algorithm to pick first wells for each Vac tube
• Update Count CSV file names and download button labels

Instructions for Reviewers

[All PRs] - Confirm PR template filled
[Feature Branches] - Review code
[Production Merges to main]
    - Check story numbers included
    - Check for debug code
    - Check version

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.36%. Comparing base (cfe817e) to head (5cb4f8a).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #1760 +/- ## ======================================== Coverage 91.35% 91.36% ======================================== Files 372 372 Lines 7660 7664 +4 ======================================== + Hits 6998 7002 +4 Misses 662 662 ``` | [Flag](https://app.codecov.io/gh/sanger/limber/pull/1760/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger) | Coverage Δ | | |---|---|---| | [javascript](https://app.codecov.io/gh/sanger/limber/pull/1760/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger) | `93.65% <ø> (ø)` | | | [pull_request](https://app.codecov.io/gh/sanger/limber/pull/1760/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger) | `91.36% <100.00%> (?)` | | | [push](https://app.codecov.io/gh/sanger/limber/pull/1760/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger) | `91.36% <100.00%> (+<0.01%)` | :arrow_up: | | [ruby](https://app.codecov.io/gh/sanger/limber/pull/1760/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger) | `91.04% <100.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sanger#carryforward-flags-in-the-pull-request-comment) to find out more.

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[codeclimate[bot]]

Code Climate has analyzed commit 5cb4f8a9 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 91.0% (0.0% change).

View more on Code Climate.