Bump com.amazonaws:aws-java-sdk-s3 in /reposilite-backend (#1945)

Bumps [com.amazonaws:aws-java-sdk-s3](https://github.com/aws/aws-sdk-java) from 1.12.552 to 1.12.560.
- [Changelog](https://github.com/aws/aws-sdk-java/blob/master/CHANGELOG.md)
- [Commits](aws/aws-sdk-java@1.12.552...1.12.560)

---
updated-dependencies:
- dependency-name: com.amazonaws:aws-java-sdk-s3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

reposilite-backend/build.gradle.kts

@@ -74,7 +74,7 @@ dependencies {
     implementation(platform("software.amazon.awssdk:bom:$awssdk"))
     implementation("software.amazon.awssdk:s3:$awssdk")
 
-    val awsSdkV1 = "1.12.552"
+    val awsSdkV1 = "1.12.560"
     testImplementation("com.amazonaws:aws-java-sdk-s3:$awsSdkV1")
 
     val exposed = "0.41.1"