Update dependency Microsoft.Identity.Web to 2.21.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
Microsoft.Identity.Web	2.20.0 -> 2.21.1

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Release Notes

AzureAD/microsoft-identity-web (Microsoft.Identity.Web)

### [`v2.21.0`](https://togithub.com/AzureAD/microsoft-identity-web/releases/tag/2.21.0) [Compare Source](https://togithub.com/AzureAD/microsoft-identity-web/compare/2.20.0...2.21.0) # 2.21.0 - Updated to Microsoft.IdentityModel 7.7.0 ##### CVE package updates [CVE-2024-30105](https://togithub.com/advisories/GHSA-hh2w-p6rv-4g7w)

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Configuration

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