Bump ca.uhn.hapi.fhir:hapi-fhir-structures-r4 from 8.0.0 to 8.4.0

Bumps ca.uhn.hapi.fhir:hapi-fhir-structures-r4 from 8.0.0 to 8.4.0.

---
updated-dependencies:
- dependency-name: ca.uhn.hapi.fhir:hapi-fhir-structures-r4
  dependency-version: 8.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle

@@ -54,9 +54,9 @@ dependencies {
 	implementation 'org.apache.httpcomponents:httpclient:4.5.14'
 	implementation 'com.heroku.sdk:env-keystore:1.1.11'
 
-	implementation 'ca.uhn.hapi.fhir:hapi-fhir-base:8.0.0'
-	implementation 'ca.uhn.hapi.fhir:hapi-fhir-structures-r4:8.0.0'
-	implementation 'ca.uhn.hapi.fhir:hapi-fhir-validation-resources-r4:8.0.0'
+	implementation 'ca.uhn.hapi.fhir:hapi-fhir-base:8.4.0'
+	implementation 'ca.uhn.hapi.fhir:hapi-fhir-structures-r4:8.4.0'
+	implementation 'ca.uhn.hapi.fhir:hapi-fhir-validation-resources-r4:8.4.0'
 	implementation 'com.google.guava:guava:33.4.8-jre'
 	implementation 'org.apache.qpid:qpid-jms-client:2.7.0'
 	implementation 'com.amazonaws:aws-java-sdk-s3:1.12.783'