Update Get-PublicFolderStatistics.md

[dariomws]

-ResultSize parameter is available only in on-premises Exchange.

[opbld30]

Docs Build status updates of commit 83248f0:

🕙 Full build: the average full build time is 11 min(s) 46 sec(s), this is based on the last 1000 build(s) for this repository.

[opbld34]

Docs Build status updates of commit 83248f0:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/sharing-and-collaboration/Get-PublicFolderStatistics.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.

[opbld30]

Docs Build status updates of commit 99fe800:

🕙 Full build: the average full build time is 11 min(s) 46 sec(s), this is based on the last 1000 build(s) for this repository.

[opbld31]

Docs Build status updates of commit 99fe800:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/sharing-and-collaboration/Get-PublicFolderStatistics.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.

[opbld34]

Docs Build status updates of commit 60a8b99:

🕙 Full build: the average full build time is 11 min(s) 46 sec(s), this is based on the last 1000 build(s) for this repository.

[opbld31]

Docs Build status updates of commit 60a8b99:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/sharing-and-collaboration/Get-PublicFolderStatistics.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.