git: openjdk/jdk: 8296913: Correct enable preview idiom in JdbLastErrorTest.java

[Joe Darcy]

Changeset: 87530e66
Author:    Joe Darcy <darcy at openjdk.org>
Date:      2022-11-15 18:22:00 +0000
URL:       https://git.openjdk.org/jdk/commit/87530e66dd3e0b7cd95e6576998a0567884c7985

8296913: Correct enable preview idiom in JdbLastErrorTest.java

Reviewed-by: cjplummer, kevinw, alanb, sspitsyn

! test/jdk/com/sun/jdi/JdbLastErrorTest.java