Bump @sap/cds from 7.6.3 to 7.6.4 (#99)

Bumps [@sap/cds](https://cap.cloud.sap/) from 7.6.3 to 7.6.4.

---
updated-dependencies:
- dependency-name: "@sap/cds"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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