Revert last two commits on 0.81-stable

[vmoroz]

This reverts the changes introduced by:

• a9c9afd RELEASE: Releasing 17 package(s) (0.81-stable) (RELEASE: Releasing 17 package(s) (0.81-stable) #16248)
• d58e448 [0.81] Upgrades including Visual Studio 2026 ([0.81] Upgrades including Visual Studio 2026 #16235)

History is preserved; this is a forward revert commit rather than a history rewrite.

Description

Type of Change

Erase all that don't apply.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Automation (AI changes or Github Actions to reduce effort of manual tasks)

Why

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Resolves [Add Relevant Issue Here]

What

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Screenshots

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Testing

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Changelog

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Microsoft Reviewers: Open in CodeFlow

[vmoroz]

The new images for CI are working. No need to undo the VS 2026 update.