[SPARK-53588] Upgrade kubernetes-client to 7.4.0

### What changes were proposed in this pull request?

This PR aims to upgrade `kubernetes-client` to 7.4.0.

### Why are the changes needed?

To bring the new features and latest bug fixes.

- https://github.com/fabric8io/kubernetes-client/releases/tag/v7.4.0
  - New Feature
    - fabric8io/kubernetes-client#7045
  - Breaking changes
    - fabric8io/kubernetes-client#7204
  - Bug fixes
    - fabric8io/kubernetes-client#7148
    - fabric8io/kubernetes-client#7087
    - fabric8io/kubernetes-client#7080
    - fabric8io/kubernetes-client#7116
    - fabric8io/kubernetes-client#7092

### Does this PR introduce _any_ user-facing change?

No behavior changes.

### How was this patch tested?

Pass the CIs.

### Was this patch authored or co-authored using generative AI tooling?

No.

Closes #316 from dongjoon-hyun/SPARK-53588.

Authored-by: Dongjoon Hyun <[email protected]>
Signed-off-by: Dongjoon Hyun <[email protected]>

Author: dongjoon-hyun

gradle/libs.versions.toml

@@ -15,7 +15,7 @@
 # specific language governing permissions and limitations
 # under the License.
 [versions]
-fabric8 = "7.3.1"
+fabric8 = "7.4.0"
 lombok = "1.18.38"
 operator-sdk = "5.1.2"
 okhttp = "4.12.0"