Update Set-OrganizationConfig.md

[dariomws]

I have added a description for -WACDiscoveryEndpoint, I think it's not reserved because you can find it here:

https://docs.microsoft.com/en-us/exchange/plan-and-deploy/install-office-online-server?view=exchserver-2019#configure-the-office-online-server-endpoint-at-the-organization-level

[opbld33]

OPS Build status updates of commit 5f5fab8:

🕙 Preparing: average preparing time is 1 min(s) 12 sec(s)

[opbld34]

OPS Build status updates of commit 5f5fab8:

🕙 Incremental building: average incremental building time is 12 min(s) 23 sec(s)

[opbld31]

OPS Build status updates of commit 5f5fab8:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/organization/Set-OrganizationConfig.md	✅Succeeded	View (exchange-ps)

For more details, please refer to the build report.

Note: If you changed an existing file name or deleted a file, broken links in other files to the deleted or renamed file are listed only in the full build report.

[opbld32]

OPS Build status updates of commit f25b527:

🕙 Preparing: average preparing time is 1 min(s) 13 sec(s)

[opbld33]

OPS Build status updates of commit f25b527:

🕙 Incremental building: average incremental building time is 12 min(s) 23 sec(s)

[opbld32]

OPS Build status updates of commit f25b527:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/organization/Set-OrganizationConfig.md	✅Succeeded	View (exchange-ps)
skype/skype-ps/skype/Test-CsXmppIM.md	✅Succeeded	View (skype-ps)

For more details, please refer to the build report.

Note: If you changed an existing file name or deleted a file, broken links in other files to the deleted or renamed file are listed only in the full build report.

[opbld30]

OPS Build status updates of commit 90ff0a7:

🕙 Preparing: average preparing time is 1 min(s) 13 sec(s)

[opbld31]

OPS Build status updates of commit 90ff0a7:

🕙 Incremental building: average incremental building time is 12 min(s) 23 sec(s)

[opbld30]

OPS Build status updates of commit 90ff0a7:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/organization/Set-OrganizationConfig.md	✅Succeeded	View (exchange-ps)
skype/skype-ps/skype/Test-CsXmppIM.md	✅Succeeded	View (skype-ps)

For more details, please refer to the build report.

Note: If you changed an existing file name or deleted a file, broken links in other files to the deleted or renamed file are listed only in the full build report.