rubocop suggestion changes in images_controller

[megative]

…ler.rb

#11432 first timer issue Fixes rubocop suggestions, according to issue a issue linked above

First timer issue fixes.
Some rubocop suggestions fixed, according to #11432 issue

Fixes #11432

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[gitpod-io]

[github-actions]

This pull request generated screenshots of many common pages in the running app. You should be able to download and view them here:
https://github.com/publiclab/plots2/suites/8426497425/artifacts/373083205

[codecov]

Codecov Report

Merging #11436 (c7e44f7) into main (b9a12dd) will increase coverage by 0.92%.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #11436      +/-   ##
==========================================
+ Coverage   82.40%   83.33%   +0.92%     
==========================================
  Files          96       93       -3     
  Lines        5946     5772     -174     
==========================================
- Hits         4900     4810      -90     
+ Misses       1046      962      -84     

Impacted Files	Coverage Δ
app/controllers/images_controller.rb	72.50% <100.00%> (ø)
app/models/node.rb	91.04% <0.00%> (-0.14%)	⬇️
app/controllers/comment_controller.rb	83.07% <0.00%> (ø)
app/controllers/questions_controller.rb	89.18% <0.00%> (ø)
app/models/drupal_content_field_mapper.rb
app/models/drupal_content_field_map_editor.rb
app/models/drupal_content_type_map.rb
app/controllers/notes_controller.rb	85.76% <0.00%> (+0.10%)	⬆️
app/api/srch/search.rb	70.51% <0.00%> (+3.84%)	⬆️
app/services/execute_search.rb	94.44% <0.00%> (+5.55%)	⬆️
... and 1 more

[codeclimate]

Code Climate has analyzed commit c7e44f7 and detected 0 issues on this pull request.

View more on Code Climate.

[github-actions]

This pull request generated screenshots of many common pages in the running app. You should be able to download and view them here:
https://github.com/publiclab/plots2/suites/8695296840/artifacts/392384053

[TildaDares]

Amazing work @megative. Thank you!

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[TildaDares]

Congratulations on merging your PR @megative 🎉