maint(ct): cleanup AddressDictator, ChugSplashDicator and WETH9 tests

[tonykogias]

Another test cleanup, this time for AddressDictator, ChugSplashDictator
and WETH9. Putting them in the same PR since 2 of the files have very
few changes.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 02a7726

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[mergify]

This PR has been added to the merge queue, and will be merged soon.

[mergify]

This PR is next in line to be merged, and will be merged as soon as checks pass.

[mergify]

Merge failed. Please see automated check logs for more details.

[mergify]

This PR has been added to the merge queue, and will be merged soon.

[mergify]

This PR is next in line to be merged, and will be merged as soon as checks pass.