Bump io.fabric8:kubernetes-client from 7.4.0 to 7.6.1 in /modules/k3s

Bumps [io.fabric8:kubernetes-client](https://github.com/fabric8io/kubernetes-client) from 7.4.0 to 7.6.1.
- [Release notes](https://github.com/fabric8io/kubernetes-client/releases)
- [Changelog](https://github.com/fabric8io/kubernetes-client/blob/main/CHANGELOG.md)
- [Commits](fabric8io/kubernetes-client@v7.4.0...v7.6.1)

---
updated-dependencies:
- dependency-name: io.fabric8:kubernetes-client
  dependency-version: 7.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

modules/k3s/build.gradle

@@ -6,6 +6,6 @@ dependencies {
     // Synchronize with the jackson version, must match major and minor version
     shaded 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:2.18.4'
 
-    testImplementation 'io.fabric8:kubernetes-client:7.4.0'
+    testImplementation 'io.fabric8:kubernetes-client:7.6.1'
     testImplementation 'io.kubernetes:client-java:25.0.0-legacy'
 }