test: implement code review comments · dhis2/maintenance-app-beta@58106a8

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, c-hive/gha-yarn-cache@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Unexpected any. Specify a different type

Unexpected any. Specify a different type

Unexpected any. Specify a different type

Unexpected any. Specify a different type

'availableColumns' is defined but never used

'setSelectedColumns' is assigned a value but never used

'_' is assigned a value but never used

'isNew' is assigned a value but never used

'configure' is defined but never used

Using exported name 'AllOverview' as identifier for default export

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