Merge branch 'release/2.2' into merge/release/2.1-to-release/2.2

.azure/pipelines/ci.yml

.azure/pipelines/e2e-tests.yml

.azure/pipelines/jobs/default-build.yml

.azure/pipelines/jobs/iisintegration-job.yml

.azure/pipelines/project-ci.yml

.azure/pipelines/site-extensions.yml

.editorconfig

.gitignore

.gitmodules

Directory.Build.props

Directory.Build.targets

NuGet.config

THIRD-PARTY-NOTICES

build/CodeSign.props

build/CodeSign.targets

build/PackageArchive.targets

build/Publish.targets

build/RepositoryBuild.targets

build/SharedFx.props

build/SharedFx.targets