fix batch-controller rubocop fix.

[IvyJeptoo]

Fixes #0000

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[codeclimate[bot]]

Code Climate has analyzed commit ebb758cb and detected 1 issue on this pull request.

Here's the issue category breakdown:

Category	Count
Style	1

View more on Code Climate.

[codecov[bot]]

Codecov Report

Merging #11506 (ebb758c) into main (a5d2483) will decrease coverage by 2.11%. The diff coverage is 0.00%.

Additional details and impacted files

[](https://codecov.io/gh/publiclab/plots2/pull/11506?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab) ```diff @@ Coverage Diff @@ ## main #11506 +/- ## ========================================== - Coverage 83.33% 81.21% -2.12% ========================================== Files 93 93 Lines 5772 5809 +37 ========================================== - Hits 4810 4718 -92 - Misses 962 1091 +129 ``` | [Impacted Files](https://codecov.io/gh/publiclab/plots2/pull/11506?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab) | Coverage Δ | | |---|---|---| | [app/controllers/batch\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11506/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL2JhdGNoX2NvbnRyb2xsZXIucmI=) | `0.00% <0.00%> (-90.20%)` | :arrow_down: |