Bump awssdk from 2.20.149 to 2.20.157 in /reposilite-backend (#1943)

Bumps `awssdk` from 2.20.149 to 2.20.157.

Updates `software.amazon.awssdk:bom` from 2.20.149 to 2.20.157

Updates `software.amazon.awssdk:s3` from 2.20.149 to 2.20.157

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

@@ -70,7 +70,7 @@ dependencies {
     kapt("info.picocli:picocli-codegen:$picocli")
     api("info.picocli:picocli:$picocli")
 
-    val awssdk = "2.20.149"
+    val awssdk = "2.20.157"
     implementation(platform("software.amazon.awssdk:bom:$awssdk"))
     implementation("software.amazon.awssdk:s3:$awssdk")