Bump com.azure:azure-storage-queue from 12.17.1 to 12.19.0 in /backend

Bumps [com.azure:azure-storage-queue](https://github.com/Azure/azure-sdk-for-java) from 12.17.1 to 12.19.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-java/releases)
- [Commits](Azure/azure-sdk-for-java@azure-storage-blob_12.17.1...azure-storage-blob_12.19.0)

---
updated-dependencies:
- dependency-name: com.azure:azure-storage-queue
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

backend/build.gradle

@@ -104,7 +104,7 @@ dependencies {
     // graphql-java-extended-scalars
     implementation 'com.graphql-java:graphql-java-extended-scalars:18.1'
 
-    implementation 'com.azure:azure-storage-queue:12.17.1'
+    implementation 'com.azure:azure-storage-queue:12.19.0'
 
     // RandomStringUtils to generate PatientSelfRegistrationLink
     implementation 'org.apache.commons:commons-lang3:3.12.0'