feat: [CG-10557] Codegen update command

[clee-codegen]

Motivation

Add a way for users to update their codegen CLI, list versions, and specify versions to update.

Content

Added a update command. Added ability to list versions and to install a specific version.

Testing

Added unit tests.
Ran update locally.

[clee-cg-10557-codegen-update-command] codegen-sdk/$ uv run codegen update --list
   Built codegen @ file:///home/chris/codegen/codegen-sdk
Uninstalled 2 packages in 17ms
Installed 3 packages in 26ms
1.0
1.19.0
1.20.0 (current)
1.21.0
1.22.0
1.22.1
1.22.2
1.23.0
1.24.0
1.24.1

Please check the following before marking your PR as ready for review

• I have added tests for my changes
• I have updated the documentation or added new documentation as needed

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
27	1	26	0

View the top 1 failed test(s) by shortest run time

::tests.unit.codegen.sdk.core.test_directory

Stack Traces | 0s run time

ImportError while importing test module '.../sdk/core/test_directory.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
.../sdk/core/test_directory.py:8: in <module>
    from codegen.sdk.codebase.codebase_graph import CodebaseGraph
E   ModuleNotFoundError: No module named 'codegen.sdk.codebase.codebase_graph'

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[jayhack]

Hey @clee-codegen ! Only feedback I'd give is make sure this is reflected in the docs.

See docs/cli and add an entry in there for the command. Thanks!

[github-actions]

🎉 This PR is included in version 0.8.0 🎉

The release is available on GitHub release

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