hg: jdk9/dev/jdk: 8180128: small errors in String javadoc

[stuart.marks at oracle.com]

Changeset: a3af889e7f65
Author:    smarks
Date:      2017-05-10 15:59 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/a3af889e7f65

8180128: small errors in String javadoc
Reviewed-by: lancea

! src/java.base/share/classes/java/lang/String.java