test: fix wording for `isDai` tests

[luccamordente]

Description of the Changes

Fixes wording for tests of the isDai function. The test titles should mention dai as opposed to eth.

Checklist

• [ ] Changes have been done against dev branch, and PR does not conflict.
• [ ] Manually tests of the main Application flows are done and passed.
• [ ] New unit / functional tests have been added (whenever applicable).
• [ ] Automation tests are passing in local environment.
• [ ] Docs have been updated (whenever relevant).
• [x] PR title is follow the Conventional Commits convention: <type>[optional scope]: <description>, e.g: fix: prevent racing of requests

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This change is 

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[dan-ziv]

:tada: This PR is included in version 1.9.0-dev.4 :tada:

The release is available on GitHub release

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[dan-ziv]

:tada: This PR is included in version 1.9.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket:

[dan-ziv]

:tada: This PR is included in version 1.9.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: