Fi 3620 use shc test

[bmeshell]

Summary

Refactored SHC vaccination test kit to:

• Remove health_card dependency
• Rename modules, IDs, etc. from COVID19 to the more general shc_vaccination
• Use existing tests from Smart Health Cards Test Kit

Testing Guidance

Run in browser with
bundle exec inferno services start
bundle exec inferno start
Test using health_cards project as a reference server

[yunwwang]

Please update

• README.md (see the README.md in SHC)
• The ig in the lib/shc_vaccination/igs should be replaced by the one from 1.0.0-ballot: https://build.fhir.org/ig/HL7/fhir-shc-vaccination-ig/downloads.html
• Rename vc_fhir_validation.rb to shc_vaccination_fhir_validation.rb
• Add description to shc_vaccination_fhir_validation (see corresponding one in SHC)
• Update test id for shc_vaccination_fhir_validation

[yunwwang]

Suggested change

	SMART Health Card (SHC) for vaccination records payload SHALL be a valid FHIR Bundle resource
	SMART Health Card (SHC) for vaccination records payload SHALL be a valid [Fullback (AD) Bundle](https://build.fhir.org/ig/HL7/fhir-shc-vaccination-ig/bundles.html) resource