[ACA] small improvements

[adinapitul]

PR Checklist

Please check if your PR fulfills the following requirements:

- [x] The commit message follows our guidelines: https://github.com/Alfresco/alfresco-content-app/blob/master/CONTRIBUTING.md#commit
- [ ] Tests for the changes have been added (for bug fixes / features)
- [ ] Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[x] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Application / Infrastructure changes
[ ] Other... Please describe:

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[codecov-io]

Codecov Report

Merging #762 into development will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff              @@
##           development     #762   +/-   ##
============================================
  Coverage        50.29%   50.29%           
============================================
  Files              103      103           
  Lines             2899     2899           
  Branches           585      585           
============================================
  Hits              1458     1458           
  Misses            1367     1367           
  Partials            74       74

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