Address comments by @jrhee17

site/src/pages/release-notes/1.13.3.mdx

@@ -18,14 +18,14 @@ date: 2021-11-23
 - An early cancelled <type://HttpResponse> is now correctly decremented from the number of active responses. #3920
 - The text in the description sections is now correctly rendered in <type://DocService>. #3917
 - The status of a protocol violation is now correctly logged by <type://LoggingService> #3914
-    - A response headers is exactly written once when a protocol violation error is raised.
+    - A <type://ResponseHeaders> is written exactly once when a protocol violation error is raised.
 - <type://DocServicePlugin> for gRPC now reads description from `bin`, `desc`, `dsc`, `pb`, and `protobin` file.
   #3912
 - <type://EurekaEndpointGroupBuilder> now fails if an empty string is specified for `appName` and
   other parameters. #3903
 - OkHttp can be used with self-signed certificate in Armeria. #3902
   - Users can use `https://127.0.0.1:` with the default self-signed certificate.
-- <type://GraphqlService> now produces `graphql+json` response when the `accept` header is `*`. #3898
+- <type://GraphqlService> now produces a `graphql+json` response when the `Accept` header is `*`. #3898
 
 ## 🏚️ Deprecations
 
@@ -50,5 +50,6 @@ date: 2021-11-23
   'jrhee17',
   'minwoox',
   'ohadgur',
+  'techno',
   'trustin'
 ]} />