[dashboards] Data and links for DashboardMSOA

[benjbach]

• add links to parent (UTLA) from hierarchy
• add data:
  var newCasesBySpecimenDateRollingSum = "https://api.coronavirus.data.gov.uk/v2/data?areaType=msoa&areaCode=E02000961&metric=newCasesBySpecimenDateRollingSum&format=csv"
  var newCasesBySpecimenDateRollingRate = "https://api.coronavirus.data.gov.uk/v2/data?areaType=msoa&areaCode=E02000961&metric=newCasesBySpecimenDateRollingRate&format=csv"
  var newCasesBySpecimenDateChangePercentage = "https://api.coronavirus.data.gov.uk/v2/data?areaType=msoa&areaCode=E02000961&metric=newCasesBySpecimenDateChangePercentage&format=csv"
  var cumVaccinationFirstDoseUptakeByVaccinationDatePercentage = "https://api.coronavirus.data.gov.uk/v2/data?areaType=msoa&areaCode=E02000961&metric=cumVaccinationFirstDoseUptakeByVaccinationDatePercentage&format=csv"
  var cumVaccinationSecondDoseUptakeByVaccinationDatePercentage = "https://api.coronavirus.data.gov.uk/v2/data?areaType=msoa&areaCode=E02000961&metric=cumVaccinationSecondDoseUptakeByVaccinationDatePercentage&format=csv"