feat(CheckBoxOrRadioGroup): Convert CheckBoxOrRadioGroup to CSS modules behind feature flag (#5275)

* Convert CheckboxOrRadioGroup to CSS modules

Co-authored-by: Marie Lucca <[email protected]>
Co-authored-by: Tyler Jones <[email protected]>

* Adding e2e test for sx prop stress test

* test(vrt): update snapshots

* Fix circular dependency

* Create lovely-stingrays-jog.md

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Co-authored-by: Marie Lucca <[email protected]>
Co-authored-by: Tyler Jones <[email protected]>
Co-authored-by: jonrohan <[email protected]>

Author: 3 people

.changeset/lovely-stingrays-jog.md

@@ -0,0 +1,5 @@
+---
+"@primer/react": patch
+---
+
+Convert CheckBoxOrRadioGroup to CSS modules behind feature flag