chore: rename contributor in code owners (#282)

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## Summary by CodeRabbit

- **Chores**
  - Updated repository maintenance roles.

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.github/CODEOWNERS

@@ -4,4 +4,4 @@
 # most precedence.
 
 # Primary repo maintainers
-* @adlerjohn @SweeXordious
+* @adlerjohn @rachi-id