Add missing semicolon after struct/class definitions

[Rageking8]

Add missing semicolon which causes a syntax error and update some metadata.

[learn-build-service-prod]

Learn Build status updates of commit 08147a0:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/data/odbc/recordset-fetching-records-in-bulk-odbc.md	✅Succeeded
docs/error-messages/compiler-errors-2/compiler-error-c2698.md	✅Succeeded
docs/sanitizers/error-new-delete-type-mismatch.md	✅Succeeded
docs/standard-library/gslice-array-class.md	✅Succeeded
docs/standard-library/ratio.md	✅Succeeded
docs/standard-library/scoped-lock-class.md	✅Succeeded
docs/standard-library/slice-array-class.md	✅Succeeded

For more details, please refer to the build report.

[v-dirichards]

@TylerMSFT

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