Merge branch 'nfriend-follow-ups-to-37359' into 'master'

Follow ups from !37359: small refactors to `api_spec.js`

See merge request gitlab-org/gitlab!37595

app/assets/javascripts/lib/utils/http_status.js

@@ -22,6 +22,7 @@ const httpStatusCodes = {
   CONFLICT: 409,
   GONE: 410,
   UNPROCESSABLE_ENTITY: 422,
+  INTERNAL_SERVER_ERROR: 500,
   SERVICE_UNAVAILABLE: 503,
 };