clean up CHANGELOG_PENDING.md
### Improvements
-- [cli] Add `--stack` to `pulumi about`.
- [#9518](https://github.com/pulumi/pulumi/pull/9518)
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-- [sdk/dotnet] Bumped several dependency versions to avoid pulling packages with known vulnerabilities.
- [#9591](https://github.com/pulumi/pulumi/pull/9591)
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-- [cli] Updated gocloud.dev to 0.24.0, which adds support for using AWS SDK v2. It enables users to pass an AWS profile to the `awskms` secrets provider url (i.e. `awskms://alias/pulumi?awssdk=v2&region=eu-west-1&profile=aws-prod`)
- [#9590](https://github.com/pulumi/pulumi/pull/9590)
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-- [sdk/nodejs] Lazy load V8 inspector session to remove module import side-effect [#9375](https://github.com/pulumi/pulumi/issues/9375)
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### Bug Fixes
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-- [cli] The PULUMI_CONFIG_PASSPHRASE environment variables can be empty, this is treated different to being unset.
- [#9568](https://github.com/pulumi/pulumi/pull/9568)
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-- [codegen/python] Fix importing of enum types from other packages.
- [#9579](https://github.com/pulumi/pulumi/pull/9579)
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-- [cli] Fix panic in `pulumi console` when no stack is selected.
- [#9594](https://github.com/pulumi/pulumi/pull/9594)
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-- [auto/python] - Fix text color argument being ignored during stack operations.
- [#9615](https://github.com/pulumi/pulumi/pull/9615)
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