[FX-4715] Remove deprecated prop from Dropzone

[AdrianContiu]

FX-4715

Description

This PR removes the deprecated errorMessages prop from Dropzone.

How to test

• Temploy
• Check that the errorMessages prop has been removed from the Props section of the Storybook and that the stories are working properly.

Screenshots

Before.	After.

Development checks

• Add changeset according to guidelines (if needed)
• Read CONTRIBUTING.md and Component API principles
• Make sure that additions and changes on the design follow Toptal's BASE design, and it's been already discussed with designers at #-base-core
• Annotate all props in component with documentation
• Create examples for component
• Ensure that deployed demo has expected results and good examples
• Ensure the changed/created components have not caused accessibility issues. How to use accessibility plugin in storybook.
• Self reviewed
• Covered with tests (visual tests included)

Breaking change

• codemod is created and showcased in the changeset
• test alpha package of Picasso in StaffPortal

All development checks should be done and set checked to pass the
GitHub Bot: TODOLess action

PR commands

List of available commands:

• @toptal-bot run package:alpha-release - Release alpha version
• @toptal-anvil ping reviewers - Ping FX team for review

PR Review Guidelines

When to approve? ✅

You are OK with merging this PR and

1. You have no extra requests.
2. You have optional requests.
   1. Add nit: to your comment. (ex. nit: I'd rename this variable from makeCircle to getCircle)

When to request changes? ❌

You are not OK with merging this PR because

1. Something is broken after the changes.
2. Acceptance criteria is not reached.
3. Code is dirty.

When to comment (neither ✅ nor ❌)

You want your comments to be addressed before merging this PR in cases like:

1. There are leftovers like unnecessary logs, comments, etc.
2. You have an opinionated comment regarding the code that requires a discussion.
3. You have questions.

How to handle the comments?

1. An owner of a comment is the only one who can resolve it.
2. An owner of a comment must resolve it when it's addressed.
3. A PR owner must reply with ✅ when a comment is addressed.

[changeset-bot]

🦋 Changeset detected

Latest commit: 2172392

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

This PR includes changesets to release 3 packages

Name	Type
@toptal/picasso-dropzone	Major
@toptal/picasso-forms	Patch
@toptal/picasso	Patch

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