Bump io.rest-assured:rest-assured in /modules/grafana

Bumps [io.rest-assured:rest-assured](https://github.com/rest-assured/rest-assured) from 5.5.5 to 5.5.6.
- [Changelog](https://github.com/rest-assured/rest-assured/blob/master/changelog.txt)
- [Commits](rest-assured/rest-assured@rest-assured-5.5.5...rest-assured-5.5.6)

---
updated-dependencies:
- dependency-name: io.rest-assured:rest-assured
  dependency-version: 5.5.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

modules/grafana/build.gradle

@@ -4,7 +4,7 @@ dependencies {
     api project(':testcontainers')
 
     testImplementation 'org.assertj:assertj-core:3.27.4'
-    testImplementation 'io.rest-assured:rest-assured:5.5.5'
+    testImplementation 'io.rest-assured:rest-assured:5.5.6'
     testImplementation 'io.micrometer:micrometer-registry-otlp:1.15.2'
     testImplementation 'uk.org.webcompere:system-stubs-junit4:2.1.8'