Add support for Kiota configuration files

[christianhelle]

PR Classification

This pull request introduces new features and updates to handle Kiota commands and configuration settings.

PR Summary

This PR includes significant changes to improve the handling and execution of Kiota commands in the codebase.

• Added a new RunKiotaCommandException class for handling Kiota command execution exceptions.
• Updated KiotaCodeGenerator class with new constants and methods, and modified GenerateCode method for Kiota lock file and update commands.
• Introduced a new KiotaConfiguration class for managing Kiota configuration settings.
• Updated DefaultKiotaOptions class to make GenerateMultipleFiles a settable property.
• Updated VSCommandTable.vsct and VsPackage.cs files to include new buttons and visibility constraints for Kiota commands.

Screenshot

[sonarcloud[bot]]

Quality Gate failed

Failed conditions
56.5% Coverage on New Code (required ≥ 80%)
11.2% Duplication on New Code (required ≤ 3%)
C Reliability Rating on New Code (required ≥ A)

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