Fix typo in ConjureErrorParameterFormats encoder and decoder adapters (#1400)

Author: mpritham

errors/src/main/java/com/palantir/conjure/java/api/errors/ConjureErrorParameterFormats.java

@@ -78,11 +78,11 @@ public static <T> Optional<ConjureErrorParameterFormat> parseFromRequest(
     }
 
     public interface ConjureErrorParameterFormatRequestEncodingAdapter<REQUEST> {
-        void setHeader(REQUEST response, String headerName, String headerValue);
+        void setHeader(REQUEST request, String headerName, String headerValue);
     }
 
     public interface ConjureErrorParameterFormatRequestDecodingAdapter<REQUEST> {
-        String getFirstHeader(REQUEST response, String headerName);
+        String getFirstHeader(REQUEST request, String headerName);
     }
 
     private ConjureErrorParameterFormats() {}