Update hapi-fhir.version to v7 (major)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ca.uhn.hapi.fhir:hapi-fhir-structures-r4 (source)	6.10.3 -> 7.2.1
ca.uhn.hapi.fhir:hapi-fhir-client (source)	6.10.3 -> 7.2.1

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Release Notes

hapifhir/hapi-fhir (ca.uhn.hapi.fhir:hapi-fhir-structures-r4)

### [`v7.2.1`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v7.2.1) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v7.2.0...v7.2.1) 7.2.1 ### [`v7.2.0`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v7.2.0) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v7.0.2...v7.2.0) 7.2.0 ### [`v7.0.2`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v7.0.2) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v7.0.1...v7.0.2) 7.0.2 ### [`v7.0.1`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v7.0.1) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v7.0.0...v7.0.1) 7.0.1 ### [`v7.0.0`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v7.0.0) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v6.10.5...v7.0.0) 7.0.0 ### [`v6.10.5`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v6.10.5) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v6.10.4...v6.10.5) 6.10.5 ### [`v6.10.4`](https://togithub.com/hapifhir/hapi-fhir/releases/tag/v6.10.4) [Compare Source](https://togithub.com/hapifhir/hapi-fhir/compare/v6.10.3...v6.10.4) 6.10.4

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