chore: add swiftformat GH action

[phantumcode]

Issue #

Description

General Checklist

• Added new tests to cover change, if needed
• Build succeeds with all target using Swift Package Manager
• All unit tests pass
• All integration tests pass
• Security oriented best practices and standards are followed (e.g. using input sanitization, principle of least privilege, etc)
• Documentation update for the change if required
• PR title conforms to conventional commit style
• New or updated tests include Given When Then inline code documentation and are named accordingly testThing_condition_expectation()
• If breaking change, documentation/changelog update with migration instructions

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 69.97%. Comparing base (ca6c65a) to head (8e96777).
Report is 63 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3732      +/-   ##
==========================================
+ Coverage   68.51%   69.97%   +1.46%     
==========================================
  Files        1080     1080              
  Lines       37608    48956   +11348     
==========================================
+ Hits        25766    34257    +8491     
- Misses      11842    14699    +2857     

Flag	Coverage Δ
API_plugin_unit_test	70.85% <ø> (+1.89%)	⬆️
AWSPluginsCore	70.01% <ø> (+1.45%)	⬆️
Amplify	48.75% <ø> (+1.19%)	⬆️
Analytics_plugin_unit_test	85.77% <ø> (+1.25%)	⬆️
Auth_plugin_unit_test	80.99% <ø> (+1.31%)	⬆️
DataStore_plugin_unit_test	83.38% <ø> (+2.16%)	⬆️
Geo_plugin_unit_test	75.18% <ø> (+3.18%)	⬆️
Logging_plugin_unit_test	63.24% <ø> (+0.28%)	⬆️
Predictions_plugin_unit_test	37.71% <ø> (+0.39%)	⬆️
PushNotifications_plugin_unit_test	88.12% <ø> (+1.90%)	⬆️
Storage_plugin_unit_test	78.50% <ø> (+1.69%)	⬆️
unit_tests	69.97% <ø> (+1.46%)	⬆️

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[github-actions]

API Breakage Report

✅ No Public API Breaking Change detected

[github-actions]

API Breakage Report

✅ No Public API Breaking Change detected

[github-actions]

API Breakage Report

✅ No Public API Breaking Change detected