Fix console warning in browser re key usage

[jamescrowley]

Key prop needs to be explicit, not exposed via a spread. These were causing errors in the console of the browser:

when accessing http://localhost:3000/bases/1/transfers/shipments

[codecov[bot]]

Codecov Report

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

Project coverage is 85.86%. Comparing base (9b1f140) to head (656bc86). Report is 67 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1530 +/- ## ======================================= Coverage 85.85% 85.86% ======================================= Files 229 229 Lines 21709 21715 +6 Branches 1927 1927 ======================================= + Hits 18639 18645 +6 Misses 3034 3034 Partials 36 36 ``` | [Flag](https://app.codecov.io/gh/boxwise/boxtribute/pull/1530/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boxwise) | Coverage Δ | | |---|---|---| | [backend](https://app.codecov.io/gh/boxwise/boxtribute/pull/1530/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boxwise) | `99.07% <ø> (ø)` | | | [frontend](https://app.codecov.io/gh/boxwise/boxtribute/pull/1530/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boxwise) | `82.68% <ø> (+<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=boxwise#carryforward-flags-in-the-pull-request-comment) to find out more.

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[HaGuesto]

2.0: FE improvements from James

[HaGuesto]

code review passed

For @fhenrich33 to merge when he thinks fit.