Support --framework, --os and --runtime in dotnet test

[mariam-abdulla]

This pull request includes several changes to improve the dotnet-test command functionality and refactor the codebase for better maintainability. The most important changes include adding new command-line options, refactoring the BuildOptions and BuildProperties classes, and updating the MSBuildUtility methods to accommodate these changes.

Improvements to command-line options:

• src/Cli/dotnet/commands/dotnet-test/CliConstants.cs: Added ShortHelpOptionKey and TargetFramework constants. [1] [2]
• src/Cli/dotnet/commands/dotnet-test/TestCommandParser.cs: Added new options such as FrameworkOption, OperatingSystemOption, and RuntimeOption to the TestingPlatformCommand.

Refactoring of BuildOptions and BuildProperties:

• src/Cli/dotnet/commands/dotnet-test/Options.cs: Introduced BuildProperties and refactored BuildOptions to include BuildProperties.
• src/Cli/dotnet/commands/dotnet-test/MSBuildUtility.cs: Updated methods to use BuildProperties instead of individual properties. [1] [2] [3]

Updates to MSBuildUtility methods:

• src/Cli/dotnet/commands/dotnet-test/MSBuildUtility.cs: Added GetBuildOptions and ResolveRuntimeIdentifier methods to handle new command-line options and refactored existing methods to use these changes. [1] [2] [3] [4]

Other significant changes:

• src/Cli/dotnet/commands/dotnet-test/SolutionAndProjectUtility.cs: Refactored GetProjectProperties to handle TargetFramework and added GetModuleFromProject and IsValidTargetFramework methods. [1] [2]
• src/Cli/dotnet/commands/dotnet-test/TestingPlatformCommand.cs: Updated Run method to use the new GetBuildOptions method from MSBuildUtility. [1] [2]

Relates to #45927

Copilot reviewed 5 out of 11 changed files in this pull request and generated no comments.

Files not reviewed (6)

• test/dotnet-test.Tests/GivenDotnetTestBuildsAndRunsTestsForMultipleTFMs.cs: Evaluated as low risk
• src/Cli/dotnet/commands/dotnet-test/TestApplication.cs: Evaluated as low risk
• src/Cli/dotnet/commands/dotnet-test/TestingPlatformCommand.cs: Evaluated as low risk
• src/Cli/dotnet/commands/dotnet-test/Options.cs: Evaluated as low risk
• src/Cli/dotnet/commands/dotnet-test/TestCommandParser.cs: Evaluated as low risk
• src/Cli/dotnet/commands/dotnet-test/CliConstants.cs: Evaluated as low risk

Comments suppressed due to low confidence (1)

src/Cli/dotnet/commands/dotnet-test/MSBuildUtility.cs:85

• The method ResolveRuntimeIdentifier could return an empty string if neither RuntimeOption, OperatingSystemOption, nor ArchitectureOption are provided. This might lead to unexpected behavior if not handled properly elsewhere.

return string.Empty;