Bump io.rest-assured:rest-assured from 5.5.6 to 6.0.0 in /core

Bumps [io.rest-assured:rest-assured](https://github.com/rest-assured/rest-assured) from 5.5.6 to 6.0.0.
- [Changelog](https://github.com/rest-assured/rest-assured/blob/master/changelog.txt)
- [Commits](rest-assured/rest-assured@rest-assured-5.5.6...rest-assured-6.0.0)

---
updated-dependencies:
- dependency-name: io.rest-assured:rest-assured
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

core/build.gradle

@@ -116,7 +116,7 @@ dependencies {
     testImplementation files('testlib/repo/fakejar/fakejar/0/fakejar-0.jar')
 
     testImplementation 'org.assertj:assertj-core:3.27.6'
-    testImplementation 'io.rest-assured:rest-assured:5.5.6'
+    testImplementation 'io.rest-assured:rest-assured:6.0.0'
 
     jarFileTestCompileOnly "org.projectlombok:lombok:${lombok.version}"
     jarFileTestAnnotationProcessor "org.projectlombok:lombok:${lombok.version}"