Update dependency Polyfill to 9.23.0

[Nice3point]

This PR contains the following updates:

Package	Type	Update	Change
Polyfill	nuget	minor	9.22.0 → 9.23.0

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Release Notes

SimonCropp/Polyfill (Polyfill)

v9.23.0

Compare Source

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Configuration

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[Copilot]

Pull request overview

Updates the Polyfill NuGet dependency to the latest minor release across the SDK project, template project, and sample test project to keep package versions aligned in this repo.

Changes:

• Bumped Polyfill from 9.22.0 to 9.23.0 in the Revit unit template project.
• Bumped Polyfill from 9.22.0 to 9.23.0 in the MSBuild SDK project.
• Bumped Polyfill from 9.22.0 to 9.23.0 in the sample test project.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
source/Nice3point.Revit.Templates/Nice3point.Unit.Revit/Nice3point.Unit.Revit.1.csproj	Updates Polyfill package reference to 9.23.0 in the template project.
source/Nice3point.Revit.Sdk/Nice3point.Revit.Sdk.csproj	Updates Polyfill package reference to 9.23.0 in the SDK package.
samples/MultiProjectSolution/tests/RevitAddin.Tests/RevitAddin.Tests.csproj	Updates Polyfill package reference to 9.23.0 in the sample test project.

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