docs: reorder stories

[federicoisepponfincons]

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• I have read the Contributing Guidelines for this project.
• I agree to follow the Code of Conduct that this project adheres to.
• I have searched the pull request tracker for a Pull Request (PR) that matches the one I want to submit, without success.

Issue

This PR Closes #1829

Pull request checklist

Please check if your PR fulfills the following requirements:

• Tests for the changes have been added (for bug fixes / features)
• Docs have been reviewed and added / updated if needed (for bug fixes / features)

See Review Guidelines for more information what is checked during review process.

Changes

Changes in this pull request:

• reorder of Storybook stories

Browsers

I tested the build on the following browsers:

• Firefox Desktop
• Chrome Desktop
• Edge Desktop
• Safari Desktop
• Chrome Mobile
• Safari Mobile

Screen readers

I tested the build on the following browsers:

• JAWS Firefox Desktop
• JAWS Chrome Desktop
• NVDA Firefox Desktop
• NVDA Chrome Desktop
• VoiceOver Safari Desktop
• VoiceOver Chrome Desktop
• VoiceOver Safari Mobile
• Android Accessibility Suite Chrome Mobile

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

Does this introduce a breaking change?

• Yes
• No

Other information

[jeripeierSBB]

Thanks for your work! Please change the following:

• Remove the folder "form elements"
• Insert sbb-calendar into sbb-datepicker
• Group sbb-form-error with sbb-form-field
• Group sbb-option and sbb-optgroup to sbb-option

[jeripeierSBB]

@federicoisepponfincons after rebasing, also breadcrumb should be grouped

[codecov-commenter]

Codecov Report

Merging #1841 (58e1856) into master (ab917b0) will decrease coverage by 17.37%.
The diff coverage is 32.98%.

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@@             Coverage Diff             @@
##           master    #1841       +/-   ##
===========================================
- Coverage   54.85%   37.48%   -17.37%     
===========================================
  Files          49      261      +212     
  Lines        1659    10027     +8368     
  Branches      406     2158     +1752     
===========================================
+ Hits          910     3759     +2849     
- Misses        671     5996     +5325     
- Partials       78      272      +194     

Impacted Files	Coverage Δ
...ts/sbb-accordion-item/sbb-accordion-item.events.ts	100.00% <ø> (ø)
.../sbb-accordion-item/sbb-accordion-item.stories.tsx	0.00% <0.00%> (ø)
...mponents/sbb-accordion-item/sbb-accordion-item.tsx	0.00% <0.00%> (-37.21%)	⬇️
...components/sbb-accordion/sbb-accordion.stories.tsx	0.00% <0.00%> (ø)
...ents/sbb-action-group/sbb-action-group.stories.tsx	0.00% <0.00%> (ø)
...onents/sbb-alert-group/sbb-alert-group.stories.tsx	0.00% <0.00%> (ø)
src/components/sbb-alert/sbb-alert.stories.tsx	0.00% <0.00%> (ø)
...onents/sbb-autocomplete/sbb-autocomplete.events.ts	100.00% <ø> (ø)
...ents/sbb-autocomplete/sbb-autocomplete.stories.tsx	0.00% <0.00%> (ø)
...-breadcrumb-group/sbb-breadcrumb-group.stories.tsx	0.00% <0.00%> (ø)
... and 58 more

... and 205 files with indirect coverage changes

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[jeripeierSBB]

LGTM