Upgraded BouncyCastle.Cryptography from 2.5.0 to 2.6.2 across all projects, updating project and package config files as needed. Added/updated PackageReference for .NET Core/Standard projects. Updated app.config with a new binding redirect for System.ValueTuple and changed Microsoft.Identity.Client redirect to 4.55.0.0. These changes improve dependency consistency and resolve potential assembly binding issues.
- Added references to `DigitalData.UserManager.Domain` v3.2.2.0, `System.ComponentModel.Annotations` v4.2.1.0, and `System.Drawing.Common` v4.0.0.2 in `EnvelopeGenerator.Form.vbproj`.
- Updated `packages.config` to include `System.ComponentModel.Annotations` v4.7.0, `System.Drawing.Common` v4.7.3, and `UserManager.Domain` v3.2.2.