Update OCP 4.14 release date

[kumuduh]

Update OCP 4.14 release date to Oct 2023

[prmerger-automator[bot]]

@kumuduh : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod[bot]]

Learn Build status updates of commit 9520120:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
articles/openshift/support-lifecycle.md	:white_check_mark:Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[Jak-MS]

@joharder

• Can you review this PR?
• IMPORTANT: When this content is ready to merge, you must add #sign-off in a comment or the approval may get overlooked.

label:"aq-pr-triaged"

@MicrosoftDocs/public-repo-pr-review-team

[joharder]

sign-off

[Court72]

Due to the upcoming Build conference, all merging and publishing is on hold until the morning of 5/21.

This PR is ready for merge on 5/21.

label: "event-triaged-to-10AM"

label: "missed-content-complete"