Bumping up SDK version to 2.2.0 for release

[serkantkaraca]

• Bumping up SDK version to 2.2.0
• Always delay sign assemblies

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• I have read the contribution guidelines.
• Title of the pull request is clear and informative.
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• The pull request does not introduce breaking changes (unless a major version change occurs in the assembly and module).
• If applicable, the public code is properly documented.
• Pull request includes test coverage for the included changes.
• The code builds without any errors.