build(deps): bump software.amazon.awssdk:bom from 2.29.9 to 2.29.15

Bumps software.amazon.awssdk:bom from 2.29.9 to 2.29.15.

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

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -54,7 +54,7 @@ sourceSets {
 dependencies {
     implementation 'io.reactivex.rxjava3:rxjava:3.1.9'
 
-    implementation platform('software.amazon.awssdk:bom:2.29.9')
+    implementation platform('software.amazon.awssdk:bom:2.29.15')
 
     implementation('software.amazon.awssdk:s3') {
         exclude group: 'software.amazon.awssdk', module: 'apache-client'