Bump fhir-resources from 8.0.0 to 8.1.0

Bumps [fhir-resources](https://github.com/nazrulworld/fhir.resources) from 8.0.0 to 8.1.0.
- [Release notes](https://github.com/nazrulworld/fhir.resources/releases)
- [Changelog](https://github.com/nazrulworld/fhir.resources/blob/main/HISTORY.rst)
- [Commits](nazrulworld/fhir.resources@8.0.0...8.1.0)

---
updated-dependencies:
- dependency-name: fhir-resources
  dependency-version: 8.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

poetry.lock

@@ -32,7 +32,7 @@ eval-type-backport = "^0.2.2"
 mangum = "^0.19.0"
 wireup = "^2.0.0"
 python-json-logger = "^3.3.0"
-fhir-resources = "^8.0.0"
+fhir-resources = "^8.1.0"
 python-dateutil = "^2.9.0"
 pyhamcrest = "^2.1.0"
 aws-xray-sdk = "2.14.0"