Bump org.gradle.test-retry from 1.5.1 to 1.5.7

Bumps org.gradle.test-retry from 1.5.1 to 1.5.7.

---
updated-dependencies:
- dependency-name: org.gradle.test-retry
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

build.gradle.kts

@@ -12,7 +12,7 @@ plugins {
     id("org.jlleitschuh.gradle.ktlint") version "11.0.0"
 
     id("org.springdoc.openapi-gradle-plugin") version "1.5.0"
-    id("org.gradle.test-retry") version "1.5.1"
+    id("org.gradle.test-retry") version "1.5.7"
 }
 
 val buildId = System.getenv("GITHUB_RUN_NUMBER") ?: System.getenv("BUILD_ID") ?: "1-SNAPSHOT"