Fix typos and add deployment note for redirect URIs

[minvoker]

• Adds a note about updating REDIRECT_URI and POST_LOGOUT_REDIRECT_URI when deploying
• Corrects numbered list formatting in the sign-in setup steps

Improves clarity and helps prevent common deployment misconfiguration issues.

[prmerger-automator]

@minvoker : 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 cc7b763:

❌ 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: git-clone-failed-by-github-app] Failure to clone the repository `https://github.com/MicrosoftDocs/security-copilot-pr/` with branch `main`. This could be caused by an incorrect repository URL, repository or branch being deleted

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.

[v-regandowner]

@cilwerner

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

[Copilot]

Pull request overview

This PR updates the Node.js/Express MSAL tutorial to reduce deployment misconfiguration and improve procedural readability.

Changes:

• Adds an IMPORTANT note reminding readers to update REDIRECT_URI and POST_LOGOUT_REDIRECT_URI when deploying.
• Fixes a placeholder description typo/punctuation in the .env.dev setup section.
• Adjusts the formatting of the numbered steps in the sign-in setup section.

[learn-build-service-prod]

Learn Build status updates of commit 7338623:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/identity-platform/tutorial-v2-nodejs-webapp-msal.md	✅Succeeded

For more details, please refer to the build report.

[learn-build-service-prod]

Learn Build status updates of commit b1146cb:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/identity-platform/tutorial-v2-nodejs-webapp-msal.md	✅Succeeded

For more details, please refer to the build report.

[minvoker]

@cilwerner ready for review. All checks are passing.

[prmerger-automator]

Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @cilwerner

[v-dirichards]

@cilwerner Could you review this proposed update to your article and enter #sign-off in a comment if it's ready to merge?

Thanks!