test: added tests for KubernetesClient serialization/deserialization #427

Job	Run time
Attach pull request number	0s
Initial JDK 17 Build	11m 47s
CI Sanity Check	31s
Calculate Test Jobs	14s
JVM Tests - JDK 17	5m 46s
JVM Tests - JDK 21	5m 16s
JVM Tests - JDK 17 Windows	6m 17s
Gradle Tests - JDK ${{ matrix.java.name }}	0s
Devtools Tests - JDK ${{ matrix.java.name }}	0s
Kubernetes Tests - JDK ${{ matrix.java.name }}	0s
Maven Tests - JDK ${{ matrix.java.name }}	0s
Native Tests - Misc3	5m 45s
Quickstarts Compilation - JDK ${{ matrix.java.name }}	0s
MicroProfile TCKs Tests	0s
Native Tests - Virtual Thread - ${{ matrix.category }}	0s
Upload build stats to collector	0s
Build report	33s
	36m 9s

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