Bump software.amazon.awssdk:s3 from 2.31.16 to 2.31.21 in /service

Bumps software.amazon.awssdk:s3 from 2.31.16 to 2.31.21.

---
updated-dependencies:
- dependency-name: software.amazon.awssdk:s3
  dependency-version: 2.31.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

service/build.gradle

@@ -50,7 +50,7 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-logging'
 
 	// Infrastructure
-	implementation 'software.amazon.awssdk:s3:2.31.16'
+	implementation 'software.amazon.awssdk:s3:2.31.21'
 	implementation ('com.azure:azure-storage-blob:12.30.0')
 	implementation 'org.apache.qpid:qpid-jms-client:2.7.0'