test(no-deprecated-slot-attribute): make tests more strict

[ST-DDT]

Continuation of #2773 (comment)

• feat(no-deprecated-slot-attribute): regex ignore patterns #2773 (comment)

It might be helpful to include more detailed error information, such as line, column, endLine, and endColumn...

---

This PR converts all error assertions for no-deprecated-slot-attribute to include both error message and full location checks.

---

Is this kind of PR appreciated? If not, we can close it. If yes, I will create one for each rule one at a time.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 393149e

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

[FloEdelmann]

Looks good to me. Better test coverage is always appreciated 🙂
Thank you!