dependabot: bump net.bytebuddy:byte-buddy-agent from 1.14.9 to 1.15.7

Bumps [net.bytebuddy:byte-buddy-agent](https://github.com/raphw/byte-buddy) from 1.14.9 to 1.15.7.
- [Release notes](https://github.com/raphw/byte-buddy/releases)
- [Changelog](https://github.com/raphw/byte-buddy/blob/master/release-notes.md)
- [Commits](raphw/byte-buddy@byte-buddy-1.14.9...byte-buddy-1.15.7)

---
updated-dependencies:
- dependency-name: net.bytebuddy:byte-buddy-agent
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle

@@ -155,7 +155,7 @@ dependencies {
     testImplementation group: 'org.mockito', name: 'mockito-core', version: '5.14.1'
     testImplementation group: 'org.objenesis', name: 'objenesis', version: '3.3'
     testImplementation group: 'net.bytebuddy', name: 'byte-buddy', version: '1.14.9'
-    testImplementation group: 'net.bytebuddy', name: 'byte-buddy-agent', version: '1.14.9'
+    testImplementation group: 'net.bytebuddy', name: 'byte-buddy-agent', version: '1.15.7'
     testCompileOnly 'org.apiguardian:apiguardian-api:1.1.2'
     // jupiter is required to run unit tests not inherited from OpenSearchTestCase (e.g., PreviousValueImputerTests)
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.11.2'
@@ -221,7 +221,7 @@ configurations.all {
         force "org.mockito:mockito-core:5.14.1"
         force "org.objenesis:objenesis:3.3"
         force "net.bytebuddy:byte-buddy:1.14.9"
-        force "net.bytebuddy:byte-buddy-agent:1.14.9"
+        force "net.bytebuddy:byte-buddy-agent:1.15.7"
         force "com.google.code.gson:gson:2.8.9"
         force "junit:junit:4.13.2"