Fix seoform title length check

[poulch]

closes #...

Screenshots

Pull Request Checklist

1. This code contains UI changes
2. All visible strings are translated with proper context including data-formatting
3. Attributes data-test-id are added for new elements
4. The changes are tested in Chrome/Firefox/Safari browsers and in light/dark mode
5. Your code works with the latest stable version of the core
6. I added changesets and read good practices

Test environment config

API_URI=https://automation-dashboard.staging.saleor.cloud/graphql/
APPS_MARKETPLACE_API_URI=https://apps.staging.saleor.io/api/v2/saleor-apps

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1. stable
2. app
3. attribute
4. category
5. collection
6. customer
7. giftCard
8. homePage
9. login
10. menuNavigation
11. navigation
12. orders
13. pages
14. payments
15. permissions
16. plugins
17. productType
18. products
19. sales
20. shipping
21. translations
22. variants
23. vouchers

CONTAINERS=2

[changeset-bot]

🦋 Changeset detected

Latest commit: f995db8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
saleor-dashboard	Patch

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