Apply suggestions from code review

Co-Authored-By: Mike Bishop <mbishop@evequefou.be>

draft-ietf-quic-http.md

@@ -380,7 +380,7 @@ An HTTP message (request or response) consists of:
    sent as a single HEADERS frame.
 
 A server MAY send one or more PUSH_PROMISE (see {{frame-push-promise}}) frames
-frames before, after, or interleaved with the frames of a response message.
+before, after, or interleaved with the frames of a response message.
 These PUSH_PROMISE frames are not part of the response; see {{server-push}} for
 more details.
 
@@ -622,7 +622,7 @@ allows the server push to be associated with a client request.  Promised
 requests MUST conform to the requirements in Section 8.2 of {{!HTTP2}}.
 
 The same server push can be associated with additional client requests using a
-PUSH_PROMISE frame with the same push id on multiple request stream.
+PUSH_PROMISE frame with the same Push ID on multiple request stream.
 
 Ordering of a PUSH_PROMISE in relation to certain parts of the response is
 important. The server SHOULD send PUSH_PROMISE frames prior to sending HEADERS