Update oracle-database-regions.md

[taylorrees1]

Added South Central US

[prmerger-automator]

@taylorrees1 : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit ad61ae6:

❌ Validation status: errors

Please follow instructions here which may help to resolve issue.

File	Status	Preview URL	Details
	❌Error		Details

• Line 0, Column 0: [Error: download-failed] Download failed for file 'https://opdhsblobprod04.blob.core.windows.net/contents/add6c00965084b0e84535b58176c8d70/97708b5ca06d84ba5027d4330aecc5f1'. Try closing and reopening the PR. If you get this Error again, file an issue.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

[learn-build-service-prod]

Learn Build status updates of commit ad61ae6:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/oracle/oracle-db/oracle-database-regions.md	✅Succeeded

For more details, please refer to the build report.

[v-dirichards]

@jjaygbay1

Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[jjaygbay1]

#sign-off