RFR: 8282511: Use fixed certificate validation date in SSLExampleCert template [v3]

[Rajan Halade]

On Thu, 3 Mar 2022 16:31:41 GMT, Xue-Lei Andrew Fan <xuelei at openjdk.org> wrote:

>> May I have this test update reviewed?
>> 
>> The certificates used in SSL testing template SSLExampleCert could expired in the future (for example [JDK-8282398](https://bugs.openjdk.java.net/browse/JDK-8282398)).  It is not always easy to replace the certificates if the template has been used a lot.
>> 
>> This update is trying to use a fixed validation date, so that even the certificates are expired the test will continue to work with no surprises.
>> 
>> I also did a few code clean up in this patch.
>
> Xue-Lei Andrew Fan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   typo introduced in bug ID

Marked as reviewed by rhalade (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7651