Update exchange-online-uses-tls-to-secure-email-connections.md

[msbemba]

the forwarded messages are only not encrypted if the recipient org doesn't support TLS

[msbemba]

Issue#https://github.com/MicrosoftDocs/microsoft-365-docs/issues/9412

[opbld30]

Docs Build status updates of commit a8d6cc2:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
microsoft-365/compliance/exchange-online-uses-tls-to-secure-email-connections.md	:white_check_mark:Succeeded

For more details, please refer to the build report.

Note: Broken links written as relative paths are included in the above build report. For broken links written as absolute paths or external URLs, see the broken link report.

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[msbemba]

@JohanFreelancer9 Please copy review

[yogkumgit]

@KCCross Please merge this PR. Thanks

[opbld31]

Docs Build status updates of commit 174c9ec:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
microsoft-365/compliance/exchange-online-uses-tls-to-secure-email-connections.md	:white_check_mark:Succeeded

For more details, please refer to the build report.

Note: Broken links written as relative paths are included in the above build report. For broken links written as absolute paths or external URLs, see the broken link report.

For any questions, please:

• Try searching the docs.microsoft.com contributor guides
• Post your question in the Docs support channel