Update networking.md

[mfessalifi]

We haven't take on consideration the 5 Reserved IP per Subnet

[prmerger-automator[bot]]

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

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

Learn Build status updates of commit ea35a25:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
articles/container-apps/networking.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]

@cachai2 - 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

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

Learn Build status updates of commit edf4ccc:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
articles/container-apps/networking.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