8377980: Add methods returning Instant instead of Date to X509CRL and X509CRLEntry

[myankelev]

Introducing Instant returning methods in the public api to similar to X509Certificate:

• X509CRL: getThisUpdate, getNextUpdate
• X509CRLEntry: getRevocationDate

Please note, this pr only changes public api with internals changed as a separate pr due to overlap with other implementations in the queue for a Date to Instant change

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Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change requires CSR request JDK-8387373 to be approved

Issues

• JDK-8377980: Add methods returning Instant instead of Date to X509CRL and X509CRLEntry (Enhancement - P4)
• JDK-8387373: Add methods returning Instant instead of Date to X509CRL and X509CRLEntry (CSR)

Reviewing

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$ git fetch https://git.openjdk.org/jdk.git pull/31700/head:pull/31700
$ git checkout pull/31700

Update a local copy of the PR:
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$ git pull https://git.openjdk.org/jdk.git pull/31700/head

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$ git pr checkout 31700

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https://git.openjdk.org/jdk/pull/31700.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back myankelevich! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

@myankelev The following label will be automatically applied to this pull request:

• security

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[mlbridge]

Webrevs

• 02: Full - Incremental (3ea90771)
• 01: Full - Incremental (2fde33ad)
• 00: Full (624ae72b)

[openjdk]

@myankelev Please do not rebase or force-push to an active PR as it invalidates existing review comments. Note for future reference, the bots always squash all changes into a single commit automatically as part of the integration. See OpenJDK Developers’ Guide for more information.

[myankelev]

Just updated copyright notice since the previous one was unusual for the package. I'm not sure which one i have to use since I never knew that there were several. Please let me know if I have to update it