Bump github.com/IBM/platform-services-go-sdk from 0.63.1 to 0.64.0

Bumps [github.com/IBM/platform-services-go-sdk](https://github.com/IBM/platform-services-go-sdk) from 0.63.1 to 0.64.0.
- [Release notes](https://github.com/IBM/platform-services-go-sdk/releases)
- [Changelog](https://github.com/IBM/platform-services-go-sdk/blob/main/CHANGELOG.md)
- [Commits](IBM/platform-services-go-sdk@v0.63.1...v0.64.0)

---
updated-dependencies:
- dependency-name: github.com/IBM/platform-services-go-sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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