Bump Microsoft.Extensions.FileProviders.Abstractions from 6.0.0 to 9.0.0 in /nuget/helpers/lib/NuGetUpdater #16182

Job	Run time
approval	12s
push-updater-images (bundler, bundler)	1m 1s
push-updater-images (cargo, cargo)	1m 13s
push-updater-images (composer, composer)	2m 3s
push-updater-images (docker, docker)	44s
push-updater-images (dotnet_sdk, dotnet-sdk)	47s
push-updater-images (elm, elm)	31s
push-updater-images (git_submodules, gitsubmodule)	25s
push-updater-images (github_actions, github-actions)	32s
push-updater-images (go_modules, gomod)	1m 9s
push-updater-images (gradle, gradle)	28s
push-updater-images (hex, mix)	1m 55s
push-updater-images (maven, maven)	26s
push-updater-images (npm_and_yarn, npm)	1m 19s
push-updater-images (nuget, nuget)	2m 28s
push-updater-images (pub, pub)	1m 29s
push-updater-images (python, pip)	1m 53s
push-updater-images (swift, swift)	4m 8s
push-updater-images (devcontainers, devcontainers)	50s
push-updater-images (terraform, terraform)	35s
	24m 8s

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