hg: jdk8/tl/jdk: 8015340: remove erroneous @since tag

[lance . andersen]

Changeset: 60d6f60416ca
Author:    lancea
Date:      2013-09-12 13:20 -0400
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/60d6f60416ca

8015340: remove erroneous @since tag
Reviewed-by: darcy

! src/share/classes/java/sql/PreparedStatement.java