Update standards/request-response.md

Signed-off-by: Travis Gosselin <[email protected]>

Author: travisgosselin

standards/request-response.md

@@ -509,7 +509,7 @@ Sps-Cors-Error: bad origin
   - It **MUST** only contain ASCII lowercase letters (a–z), digits (0–9), underscore (`_`), or hyphen (`-`).
   - It **MUST NOT** contain accented/diacritic or non-ASCII characters.
 - The header value **SHOULD** contain human-readable tag for the context.
-- The original requested header value **SHOULD** be propagated to any outgoing requests to retain the context for downstream usage.
+- The original request header value **SHOULD** be propagated to any outgoing requests to retain the context for downstream usage.
 - The header **MUST** be supplied in the response for every request containing the header, and match the original requested value.
 - The header **SHOULD** be supplied in the response for every request in general, if applicable to the API, even if just defaulting to __prod__.