Update container image digests

[dotnet-renovate-bot]

Automated Dependency Update

This PR contains the following updates:

Package	Update	Change
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	08781d7 → 343ffd7
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	1df0001 → 056735e
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	f481273 → ad7d2c3
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	51c549e → 68358db
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	ae75186 → 71e1591
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	bc7d54f → 8fdb1a4
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	763221a → b448e8d
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	cc57201 → 541bfc7
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	62c4a7d → e309f18
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	22d0eb3 → 74c557a
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	ba441e6 → 594c1a8
mcr.microsoft.com/dotnet-buildtools/prereqs	digest	f25b32a → d6d5523

This PR has been created automatically by the .NET Renovate Bot to update one or more dependencies in your repo. Please review the changes and merge the PR if everything looks good.

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