Making synopsis shorter

[get-itips]

to differentiate from description section.

closes https://github.com/MicrosoftDocs/office-docs-powershell/issues/6038

[opbld30]

Docs Build status updates of commit be1f815:

🕙 Pending: waiting for processors (6 builds ahead of you)

⚠️ Docs Build is busy, currently there are 6 builds ahead of this one, for more information you can view the Build queue graph on the Docs Portal.

[opbld30]

Docs Build status updates of commit be1f815:

🕙 Full build: the average full build time is 17 min(s) 32 sec(s), this is based on the last 1000 build(s) for this repository.

[opbld32]

Docs Build status updates of commit be1f815:

✅ Validation status: passed

File	Status	Preview URL	Details
sharepoint/sharepoint-ps/sharepoint-online/Get-SPOSiteScript.md	✅Succeeded	View (sharepoint-ps)

For more details, please refer to the build report.

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[yogkumgit]

@chrisda please merge this PR, Thanks

[opbld31]

Docs Build status updates of commit c5e570a:

🕙 Full build: the average full build time is 17 min(s) 32 sec(s), this is based on the last 1000 build(s) for this repository.

[opbld31]

Docs Build status updates of commit c5e570a:

✅ Validation status: passed

File	Status	Preview URL	Details
sharepoint/sharepoint-ps/sharepoint-online/Get-SPOSiteScript.md	✅Succeeded	View (sharepoint-ps)

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 in the Docs contributor and Admin Guide
• See the frequently asked questions
• Post your question in the Docs support channel