Added fields to store for organisation structured data for SEO

[rahulsingh321]

Summary

• Added additional fields to store for the organisation data for SEO purpose.
• Added address fields into store and validate state presence if country is present
• Added specs

Screenshot

Checklist

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• I agree that my PR will be published under the same license as Solidus.
• I have written a thorough PR description.
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[codecov]

Codecov Report

Attention: Patch coverage is 9.67742% with 56 lines in your changes missing coverage. Please review.

Project coverage is 88.55%. Comparing base (8334e9c) to head (2b32fbd).
Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
.../components/solidus_admin/stores/show/component.rb	0.00%	42 Missing ⚠️
...nts/solidus_admin/stores/address_form/component.rb	0.00%	10 Missing ⚠️
...app/controllers/solidus_admin/stores_controller.rb	33.33%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6113      +/-   ##
==========================================
- Coverage   88.82%   88.55%   -0.28%     
==========================================
  Files         835      837       +2     
  Lines       18149    18210      +61     
==========================================
+ Hits        16121    16126       +5     
- Misses       2028     2084      +56     

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