org.hl7.fhir.core/RELEASE_NOTES.md

Validator Changes

• Fix typos in error messages

Other code changes

• Fix NPE in xig generation
• Fix bug in validator test framework (packages not being loaded properly)
• Remove references to terminology files no longer found in source specification
• Package generation enhancements for R4/R4B
• Support for CDS Hooks validation (not surfaced outside test cases yet)