Fix DiagnosticReport Cardiology Example which was erroneously created as a radiology example.

resourceType: DiagnosticReport
id: cardiology-report
meta:
profile:

• >-
  http://hl7.org/fhir/us/core/StructureDefinition/us-core-diagnosticreport-note
  status: final
  category:
• coding:
• system: 'http://loinc.org'
  code: LP29708-2
  display: Cardiology
  text: Cardiology
  code:
  coding:
• system: 'http://loinc.org'
  code: 45033-8
  display: Cardiovascular physiologic and EKG assessment panel
  text: Cardiovascular physiologic and EKG assessment panel
  subject:
  reference: Patient/example
  effectiveDateTime: '2011-01-01T21:39:30.000Z'
  presentedForm:
• contentType: application/pdf
  url: http://example.org/pdfdownloads/cardiopanel-report-123.pdf
  hash: EQH/..AgME