[jdk8u-ri] RFR: 8303028: Update system property for Java SE specification maintenance version

[Andrew John Hughes]

On Tue, 21 Feb 2023 21:47:26 GMT, Justin Lu <jlu at openjdk.org> wrote:

> This PR updates the value of the system property: _java.specification.maintenance.version_ from 4 to 5. This change is done towards the Reference Implementation of the proposed Java SE 8 Maintenance Release 5 (https://mail.openjdk.org/pipermail/jdk8u-dev/2023-February/016710.html).

Approved with `jdk8u43-fix-yes`

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Marked as reviewed by andrew (Reviewer).

PR: https://git.openjdk.org/jdk8u-ri/pull/12