Bump io.github.java-diff-utils:java-diff-utils from 4.9 to 4.16

Bumps [io.github.java-diff-utils:java-diff-utils](https://github.com/java-diff-utils/java-diff-utils) from 4.9 to 4.16.
- [Release notes](https://github.com/java-diff-utils/java-diff-utils/releases)
- [Changelog](https://github.com/java-diff-utils/java-diff-utils/blob/master/CHANGELOG.md)
- [Commits](java-diff-utils/java-diff-utils@java-diff-utils-parent-4.9...java-diff-utils-parent-4.16)

---
updated-dependencies:
- dependency-name: io.github.java-diff-utils:java-diff-utils
  dependency-version: '4.16'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle.kts

@@ -47,7 +47,7 @@ dependencies {
         exclude(group = "io.swagger.core.v3", module = "swagger-annotations")
     }
 
-    testImplementation("io.github.java-diff-utils:java-diff-utils:4.9")
+    testImplementation("io.github.java-diff-utils:java-diff-utils:4.16")
     testImplementation (platform(libs.groovy.bom))
     testImplementation ("org.apache.groovy:groovy")
     testImplementation ("org.apache.groovy:groovy-nio")
@@ -58,7 +58,7 @@ dependencies {
     testImplementation (libs.mockk)
     testImplementation (libs.logback)
 
-    testIntImplementation("io.github.java-diff-utils:java-diff-utils:4.9")
+    testIntImplementation("io.github.java-diff-utils:java-diff-utils:4.16")
     testIntImplementation (platform(libs.groovy.bom))
     testIntImplementation ("org.apache.groovy:groovy")
     testIntImplementation ("org.apache.groovy:groovy-nio")