Refactor some more FE HTTP status codes to primitive constants

What does this MR do and why?

This MR refactors some FE HTTP status codes to primitive constants to fall in line with our FE guidelines.

Specifically, it refactors some httpStatusCodes.OK to HTTP_STATUS_OK. Follow up MRs will refactor the rest of httpStatusCodes.OK to HTTP_STATUS_OK.

Previous MRs: !107226 (merged), !107399 (merged), !107648 (merged), !108443 (merged), !108599 (merged)

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