hg: jdk/sandbox: http-client-branch: fix a few more typos in spec

[chris.hegarty at oracle.com]

Changeset: 11e32a62803d
Author:    chegar
Date:      2018-02-16 18:18 +0000
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/11e32a62803d

http-client-branch: fix a few more typos in spec

! src/java.net.http/share/classes/java/net/http/HttpRequest.java